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Finding the Fourth Proportional to 49,642.10, 74,476.11 and 25,951.22

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Solution

The fourth proportional to 49,642.10, 74,476.11 and 25,951.22 is: 38,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,642.10 : 74,476.11 = 25,951.22 : x
  2. Step 2: Convert to fraction form
    49,642.10/74,476.11 = 25,951.22/x
  3. Step 3: Cross multiply
    49,642.10x = 74,476.11 × 25,951.22
  4. Step 4: Simplify right side
    49,642.10x = 1,932,745,915.35
  5. Step 5: Solve for x
    x = 1,932,745,915.35/49,642.10
  6. Step 6: Final answer
    x = 38,933.61

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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.