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Finding the Fourth Proportional to 23,666.88, 32,658.68 and 13,056.69

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Solution

The fourth proportional to 23,666.88, 32,658.68 and 13,056.69 is: 18,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,666.88 : 32,658.68 = 13,056.69 : x
  2. Step 2: Convert to fraction form
    23,666.88/32,658.68 = 13,056.69/x
  3. Step 3: Cross multiply
    23,666.88x = 32,658.68 × 13,056.69
  4. Step 4: Simplify right side
    23,666.88x = 426,414,195.29
  5. Step 5: Solve for x
    x = 426,414,195.29/23,666.88
  6. Step 6: Final answer
    x = 18,017.34

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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.