Home / 36,996.66-51,060.36-20,867.28

Finding the Fourth Proportional to 36,996.66, 51,060.36 and 20,867.28

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Solution

The fourth proportional to 36,996.66, 51,060.36 and 20,867.28 is: 28,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,996.66 : 51,060.36 = 20,867.28 : x
  2. Step 2: Convert to fraction form
    36,996.66/51,060.36 = 20,867.28/x
  3. Step 3: Cross multiply
    36,996.66x = 51,060.36 × 20,867.28
  4. Step 4: Simplify right side
    36,996.66x = 1,065,490,829.02
  5. Step 5: Solve for x
    x = 1,065,490,829.02/36,996.66
  6. Step 6: Final answer
    x = 28,799.65

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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.