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Finding the Fourth Proportional to 24,612.78, 33,954.96 and 15,053.08

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Solution

The fourth proportional to 24,612.78, 33,954.96 and 15,053.08 is: 20,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,612.78 : 33,954.96 = 15,053.08 : x
  2. Step 2: Convert to fraction form
    24,612.78/33,954.96 = 15,053.08/x
  3. Step 3: Cross multiply
    24,612.78x = 33,954.96 × 15,053.08
  4. Step 4: Simplify right side
    24,612.78x = 511,126,729.28
  5. Step 5: Solve for x
    x = 511,126,729.28/24,612.78
  6. Step 6: Final answer
    x = 20,766.72

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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.