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Finding the Fourth Proportional to 39,493.40, 59,096.10 and 29,125.40

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Solution

The fourth proportional to 39,493.40, 59,096.10 and 29,125.40 is: 43,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,493.40 : 59,096.10 = 29,125.40 : x
  2. Step 2: Convert to fraction form
    39,493.40/59,096.10 = 29,125.40/x
  3. Step 3: Cross multiply
    39,493.40x = 59,096.10 × 29,125.40
  4. Step 4: Simplify right side
    39,493.40x = 1,721,197,550.94
  5. Step 5: Solve for x
    x = 1,721,197,550.94/39,493.40
  6. Step 6: Final answer
    x = 43,581.90

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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.