Home / 40,493.93-60,740.42-13,839.66

Finding the Fourth Proportional to 40,493.93, 60,740.42 and 13,839.66

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Solution

The fourth proportional to 40,493.93, 60,740.42 and 13,839.66 is: 20,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,493.93 : 60,740.42 = 13,839.66 : x
  2. Step 2: Convert to fraction form
    40,493.93/60,740.42 = 13,839.66/x
  3. Step 3: Cross multiply
    40,493.93x = 60,740.42 × 13,839.66
  4. Step 4: Simplify right side
    40,493.93x = 840,626,691.86
  5. Step 5: Solve for x
    x = 840,626,691.86/40,493.93
  6. Step 6: Final answer
    x = 20,759.33

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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.