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Finding the Fourth Proportional to 45,397.67, 62,642.03 and 25,254.79

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Solution

The fourth proportional to 45,397.67, 62,642.03 and 25,254.79 is: 34,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397.67 : 62,642.03 = 25,254.79 : x
  2. Step 2: Convert to fraction form
    45,397.67/62,642.03 = 25,254.79/x
  3. Step 3: Cross multiply
    45,397.67x = 62,642.03 × 25,254.79
  4. Step 4: Simplify right side
    45,397.67x = 1,582,011,029.94
  5. Step 5: Solve for x
    x = 1,582,011,029.94/45,397.67
  6. Step 6: Final answer
    x = 34,847.85

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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.