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Finding the Fourth Proportional to 24,472.44, 33,742.14 and 20,689.08

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Solution

The fourth proportional to 24,472.44, 33,742.14 and 20,689.08 is: 28,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,472.44 : 33,742.14 = 20,689.08 : x
  2. Step 2: Convert to fraction form
    24,472.44/33,742.14 = 20,689.08/x
  3. Step 3: Cross multiply
    24,472.44x = 33,742.14 × 20,689.08
  4. Step 4: Simplify right side
    24,472.44x = 698,093,833.83
  5. Step 5: Solve for x
    x = 698,093,833.83/24,472.44
  6. Step 6: Final answer
    x = 28,525.71

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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.