Home / 17,731.45-24,469.28-9,773.68

Finding the Fourth Proportional to 17,731.45, 24,469.28 and 9,773.68

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Solution

The fourth proportional to 17,731.45, 24,469.28 and 9,773.68 is: 13,487.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.45 : 24,469.28 = 9,773.68 : x
  2. Step 2: Convert to fraction form
    17,731.45/24,469.28 = 9,773.68/x
  3. Step 3: Cross multiply
    17,731.45x = 24,469.28 × 9,773.68
  4. Step 4: Simplify right side
    17,731.45x = 239,154,912.55
  5. Step 5: Solve for x
    x = 239,154,912.55/17,731.45
  6. Step 6: Final answer
    x = 13,487.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.