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Finding the Fourth Proportional to 24,348.92, 33,601.44 and 13,170.92

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Solution

The fourth proportional to 24,348.92, 33,601.44 and 13,170.92 is: 18,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,348.92 : 33,601.44 = 13,170.92 : x
  2. Step 2: Convert to fraction form
    24,348.92/33,601.44 = 13,170.92/x
  3. Step 3: Cross multiply
    24,348.92x = 33,601.44 × 13,170.92
  4. Step 4: Simplify right side
    24,348.92x = 442,561,878.12
  5. Step 5: Solve for x
    x = 442,561,878.12/24,348.92
  6. Step 6: Final answer
    x = 18,175.83

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Double scale
Find fourth proportional to 24,349.92, 33,602.82 and 13,171.92
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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.