Home / 39,291.38-58,937.12-9,708.76

Finding the Fourth Proportional to 39,291.38, 58,937.12 and 9,708.76

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Solution

The fourth proportional to 39,291.38, 58,937.12 and 9,708.76 is: 14,563.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,291.38 : 58,937.12 = 9,708.76 : x
  2. Step 2: Convert to fraction form
    39,291.38/58,937.12 = 9,708.76/x
  3. Step 3: Cross multiply
    39,291.38x = 58,937.12 × 9,708.76
  4. Step 4: Simplify right side
    39,291.38x = 572,206,414.71
  5. Step 5: Solve for x
    x = 572,206,414.71/39,291.38
  6. Step 6: Final answer
    x = 14,563.15

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1.5x scale

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.