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Finding the Fourth Proportional to 23,662.78, 32,554.02 and 23,006.68

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Solution

The fourth proportional to 23,662.78, 32,554.02 and 23,006.68 is: 31,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,662.78 : 32,554.02 = 23,006.68 : x
  2. Step 2: Convert to fraction form
    23,662.78/32,554.02 = 23,006.68/x
  3. Step 3: Cross multiply
    23,662.78x = 32,554.02 × 23,006.68
  4. Step 4: Simplify right side
    23,662.78x = 748,959,920.85
  5. Step 5: Solve for x
    x = 748,959,920.85/23,662.78
  6. Step 6: Final answer
    x = 31,651.39

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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.