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Finding the Fourth Proportional to 39,859.71, 59,793.02 and 10,277.30

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Solution

The fourth proportional to 39,859.71, 59,793.02 and 10,277.30 is: 15,416.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,859.71 : 59,793.02 = 10,277.30 : x
  2. Step 2: Convert to fraction form
    39,859.71/59,793.02 = 10,277.30/x
  3. Step 3: Cross multiply
    39,859.71x = 59,793.02 × 10,277.30
  4. Step 4: Simplify right side
    39,859.71x = 614,510,454.09
  5. Step 5: Solve for x
    x = 614,510,454.09/39,859.71
  6. Step 6: Final answer
    x = 15,416.83

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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.