Home / 15,148.08-22,731.90-6,383.04

Finding the Fourth Proportional to 15,148.08, 22,731.90 and 6,383.04

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Solution

The fourth proportional to 15,148.08, 22,731.90 and 6,383.04 is: 9,578.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.08 : 22,731.90 = 6,383.04 : x
  2. Step 2: Convert to fraction form
    15,148.08/22,731.90 = 6,383.04/x
  3. Step 3: Cross multiply
    15,148.08x = 22,731.90 × 6,383.04
  4. Step 4: Simplify right side
    15,148.08x = 145,098,626.98
  5. Step 5: Solve for x
    x = 145,098,626.98/15,148.08
  6. Step 6: Final answer
    x = 9,578.68

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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.