Home / 39,350.28-59,034.19-14,389.78

Finding the Fourth Proportional to 39,350.28, 59,034.19 and 14,389.78

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Solution

The fourth proportional to 39,350.28, 59,034.19 and 14,389.78 is: 21,587.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,350.28 : 59,034.19 = 14,389.78 : x
  2. Step 2: Convert to fraction form
    39,350.28/59,034.19 = 14,389.78/x
  3. Step 3: Cross multiply
    39,350.28x = 59,034.19 × 14,389.78
  4. Step 4: Simplify right side
    39,350.28x = 849,488,835.13
  5. Step 5: Solve for x
    x = 849,488,835.13/39,350.28
  6. Step 6: Final answer
    x = 21,587.87

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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.