Home / 42,314.85-63,472.14-12,732.65

Finding the Fourth Proportional to 42,314.85, 63,472.14 and 12,732.65

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Solution

The fourth proportional to 42,314.85, 63,472.14 and 12,732.65 is: 19,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,314.85 : 63,472.14 = 12,732.65 : x
  2. Step 2: Convert to fraction form
    42,314.85/63,472.14 = 12,732.65/x
  3. Step 3: Cross multiply
    42,314.85x = 63,472.14 × 12,732.65
  4. Step 4: Simplify right side
    42,314.85x = 808,168,226.01
  5. Step 5: Solve for x
    x = 808,168,226.01/42,314.85
  6. Step 6: Final answer
    x = 19,098.93

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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.