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Finding the Third Proportional to 22,672.13 and 28,915.88

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Solution

The third proportional to 22,672.13 and 28,915.88 is: 36,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672.13 : 28,915.88 = 28,915.88 : x
  2. Step 2: Convert to fraction form
    22,672.13/28,915.88 = 28,915.88/x
  3. Step 3: Cross multiply
    22,672.13x = 28,915.88 × 28,915.88
  4. Step 4: Simplify right side
    22,672.13x = 836,127,827.02
  5. Step 5: Solve for x
    x = 836,127,827.02/22,672.13
  6. Step 6: Final answer
    x = 36,879.11

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.