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Finding the Fourth Proportional to 12,332.62, 17,022.18 and 7,614.19

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Solution

The fourth proportional to 12,332.62, 17,022.18 and 7,614.19 is: 10,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.62 : 17,022.18 = 7,614.19 : x
  2. Step 2: Convert to fraction form
    12,332.62/17,022.18 = 7,614.19/x
  3. Step 3: Cross multiply
    12,332.62x = 17,022.18 × 7,614.19
  4. Step 4: Simplify right side
    12,332.62x = 129,610,112.73
  5. Step 5: Solve for x
    x = 129,610,112.73/12,332.62
  6. Step 6: Final answer
    x = 10,509.54

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Half scale
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Double scale
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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.