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Finding the Fourth Proportional to 24,886.79, 37,330.11 and 20,494.97

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Solution

The fourth proportional to 24,886.79, 37,330.11 and 20,494.97 is: 30,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,886.79 : 37,330.11 = 20,494.97 : x
  2. Step 2: Convert to fraction form
    24,886.79/37,330.11 = 20,494.97/x
  3. Step 3: Cross multiply
    24,886.79x = 37,330.11 × 20,494.97
  4. Step 4: Simplify right side
    24,886.79x = 765,079,442.46
  5. Step 5: Solve for x
    x = 765,079,442.46/24,886.79
  6. Step 6: Final answer
    x = 30,742.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.