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Finding the Fourth Proportional to 45,241, 62,432.64 and 25,097.20

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Solution

The fourth proportional to 45,241, 62,432.64 and 25,097.20 is: 34,634.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,241 : 62,432.64 = 25,097.20 : x
  2. Step 2: Convert to fraction form
    45,241/62,432.64 = 25,097.20/x
  3. Step 3: Cross multiply
    45,241x = 62,432.64 × 25,097.20
  4. Step 4: Simplify right side
    45,241x = 1,566,884,452.61
  5. Step 5: Solve for x
    x = 1,566,884,452.61/45,241
  6. Step 6: Final answer
    x = 34,634.17

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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.