Home / 40,560.42-60,805.38-19,489.89

Finding the Fourth Proportional to 40,560.42, 60,805.38 and 19,489.89

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Solution

The fourth proportional to 40,560.42, 60,805.38 and 19,489.89 is: 29,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,560.42 : 60,805.38 = 19,489.89 : x
  2. Step 2: Convert to fraction form
    40,560.42/60,805.38 = 19,489.89/x
  3. Step 3: Cross multiply
    40,560.42x = 60,805.38 × 19,489.89
  4. Step 4: Simplify right side
    40,560.42x = 1,185,090,167.61
  5. Step 5: Solve for x
    x = 1,185,090,167.61/40,560.42
  6. Step 6: Final answer
    x = 29,217.90

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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.