Home / 36,999.68-51,059.80-20,003.90

Finding the Fourth Proportional to 36,999.68, 51,059.80 and 20,003.90

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Solution

The fourth proportional to 36,999.68, 51,059.80 and 20,003.90 is: 27,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,999.68 : 51,059.80 = 20,003.90 : x
  2. Step 2: Convert to fraction form
    36,999.68/51,059.80 = 20,003.90/x
  3. Step 3: Cross multiply
    36,999.68x = 51,059.80 × 20,003.90
  4. Step 4: Simplify right side
    36,999.68x = 1,021,395,133.22
  5. Step 5: Solve for x
    x = 1,021,395,133.22/36,999.68
  6. Step 6: Final answer
    x = 27,605.51

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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.