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Finding the Fourth Proportional to 44,578, 61,520.41 and 25,715.13

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Solution

The fourth proportional to 44,578, 61,520.41 and 25,715.13 is: 35,488.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,578 : 61,520.41 = 25,715.13 : x
  2. Step 2: Convert to fraction form
    44,578/61,520.41 = 25,715.13/x
  3. Step 3: Cross multiply
    44,578x = 61,520.41 × 25,715.13
  4. Step 4: Simplify right side
    44,578x = 1,582,005,340.80
  5. Step 5: Solve for x
    x = 1,582,005,340.80/44,578
  6. Step 6: Final answer
    x = 35,488.48

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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.