Home / 36,996.51-51,055.11-20,000.76

Finding the Fourth Proportional to 36,996.51, 51,055.11 and 20,000.76

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Solution

The fourth proportional to 36,996.51, 51,055.11 and 20,000.76 is: 27,601.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,996.51 : 51,055.11 = 20,000.76 : x
  2. Step 2: Convert to fraction form
    36,996.51/51,055.11 = 20,000.76/x
  3. Step 3: Cross multiply
    36,996.51x = 51,055.11 × 20,000.76
  4. Step 4: Simplify right side
    36,996.51x = 1,021,141,001.88
  5. Step 5: Solve for x
    x = 1,021,141,001.88/36,996.51
  6. Step 6: Final answer
    x = 27,601.01

Related Problems

Find fourth proportional to 18,498.26, 25,527.56 and 10,000.38
Half scale
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Double scale
Find fourth proportional to 36,997.51, 51,056.49 and 20,001.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.