Home / 42,329.31-63,449.96-14,239.83

Finding the Fourth Proportional to 42,329.31, 63,449.96 and 14,239.83

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Solution

The fourth proportional to 42,329.31, 63,449.96 and 14,239.83 is: 21,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,329.31 : 63,449.96 = 14,239.83 : x
  2. Step 2: Convert to fraction form
    42,329.31/63,449.96 = 14,239.83/x
  3. Step 3: Cross multiply
    42,329.31x = 63,449.96 × 14,239.83
  4. Step 4: Simplify right side
    42,329.31x = 903,516,572.71
  5. Step 5: Solve for x
    x = 903,516,572.71/42,329.31
  6. Step 6: Final answer
    x = 21,344.94

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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.