Home / 39,937.46-59,897.68-11,849.90

Finding the Fourth Proportional to 39,937.46, 59,897.68 and 11,849.90

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Solution

The fourth proportional to 39,937.46, 59,897.68 and 11,849.90 is: 17,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.46 : 59,897.68 = 11,849.90 : x
  2. Step 2: Convert to fraction form
    39,937.46/59,897.68 = 11,849.90/x
  3. Step 3: Cross multiply
    39,937.46x = 59,897.68 × 11,849.90
  4. Step 4: Simplify right side
    39,937.46x = 709,781,189.12
  5. Step 5: Solve for x
    x = 709,781,189.12/39,937.46
  6. Step 6: Final answer
    x = 17,772.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.