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Finding the Fourth Proportional to 18,008.76, 24,841.04 and 11,959.26

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Solution

The fourth proportional to 18,008.76, 24,841.04 and 11,959.26 is: 16,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008.76 : 24,841.04 = 11,959.26 : x
  2. Step 2: Convert to fraction form
    18,008.76/24,841.04 = 11,959.26/x
  3. Step 3: Cross multiply
    18,008.76x = 24,841.04 × 11,959.26
  4. Step 4: Simplify right side
    18,008.76x = 297,080,456.03
  5. Step 5: Solve for x
    x = 297,080,456.03/18,008.76
  6. Step 6: Final answer
    x = 16,496.44

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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.