Home / 17,516.76-24,173.12-12,489.73

Finding the Fourth Proportional to 17,516.76, 24,173.12 and 12,489.73

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Solution

The fourth proportional to 17,516.76, 24,173.12 and 12,489.73 is: 17,235.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.76 : 24,173.12 = 12,489.73 : x
  2. Step 2: Convert to fraction form
    17,516.76/24,173.12 = 12,489.73/x
  3. Step 3: Cross multiply
    17,516.76x = 24,173.12 × 12,489.73
  4. Step 4: Simplify right side
    17,516.76x = 301,915,742.06
  5. Step 5: Solve for x
    x = 301,915,742.06/17,516.76
  6. Step 6: Final answer
    x = 17,235.82

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Half scale
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Double scale
Find fourth proportional to 17,517.76, 24,174.50 and 12,490.73
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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.