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Finding the Fourth Proportional to 45,442.01, 62,713.01 and 27,538.78

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Solution

The fourth proportional to 45,442.01, 62,713.01 and 27,538.78 is: 38,005.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,442.01 : 62,713.01 = 27,538.78 : x
  2. Step 2: Convert to fraction form
    45,442.01/62,713.01 = 27,538.78/x
  3. Step 3: Cross multiply
    45,442.01x = 62,713.01 × 27,538.78
  4. Step 4: Simplify right side
    45,442.01x = 1,727,039,785.53
  5. Step 5: Solve for x
    x = 1,727,039,785.53/45,442.01
  6. Step 6: Final answer
    x = 38,005.36

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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.