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Finding the Fourth Proportional to 45,644.38, 62,987 and 25,497.26

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Solution

The fourth proportional to 45,644.38, 62,987 and 25,497.26 is: 35,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,644.38 : 62,987 = 25,497.26 : x
  2. Step 2: Convert to fraction form
    45,644.38/62,987 = 25,497.26/x
  3. Step 3: Cross multiply
    45,644.38x = 62,987 × 25,497.26
  4. Step 4: Simplify right side
    45,644.38x = 1,605,995,915.62
  5. Step 5: Solve for x
    x = 1,605,995,915.62/45,644.38
  6. Step 6: Final answer
    x = 35,184.97

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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.