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Finding the Fourth Proportional to 45,394.92, 62,648 and 25,251.74

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Solution

The fourth proportional to 45,394.92, 62,648 and 25,251.74 is: 34,849.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.92 : 62,648 = 25,251.74 : x
  2. Step 2: Convert to fraction form
    45,394.92/62,648 = 25,251.74/x
  3. Step 3: Cross multiply
    45,394.92x = 62,648 × 25,251.74
  4. Step 4: Simplify right side
    45,394.92x = 1,581,971,007.52
  5. Step 5: Solve for x
    x = 1,581,971,007.52/45,394.92
  6. Step 6: Final answer
    x = 34,849.08

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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.