Home / 42,098.27-63,097.11-19,578.56

Finding the Fourth Proportional to 42,098.27, 63,097.11 and 19,578.56

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Solution

The fourth proportional to 42,098.27, 63,097.11 and 19,578.56 is: 29,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,098.27 : 63,097.11 = 19,578.56 : x
  2. Step 2: Convert to fraction form
    42,098.27/63,097.11 = 19,578.56/x
  3. Step 3: Cross multiply
    42,098.27x = 63,097.11 × 19,578.56
  4. Step 4: Simplify right side
    42,098.27x = 1,235,350,238.48
  5. Step 5: Solve for x
    x = 1,235,350,238.48/42,098.27
  6. Step 6: Final answer
    x = 29,344.45

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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.