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Finding the Fourth Proportional to 24,407.90, 33,683.08 and 13,229.90

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Solution

The fourth proportional to 24,407.90, 33,683.08 and 13,229.90 is: 18,257.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,407.90 : 33,683.08 = 13,229.90 : x
  2. Step 2: Convert to fraction form
    24,407.90/33,683.08 = 13,229.90/x
  3. Step 3: Cross multiply
    24,407.90x = 33,683.08 × 13,229.90
  4. Step 4: Simplify right side
    24,407.90x = 445,623,780.09
  5. Step 5: Solve for x
    x = 445,623,780.09/24,407.90
  6. Step 6: Final answer
    x = 18,257.36

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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.