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Finding the Fourth Proportional to 48,560, 67,013.28 and 27,338.24

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Solution

The fourth proportional to 48,560, 67,013.28 and 27,338.24 is: 37,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,560 : 67,013.28 = 27,338.24 : x
  2. Step 2: Convert to fraction form
    48,560/67,013.28 = 27,338.24/x
  3. Step 3: Cross multiply
    48,560x = 67,013.28 × 27,338.24
  4. Step 4: Simplify right side
    48,560x = 1,832,025,131.83
  5. Step 5: Solve for x
    x = 1,832,025,131.83/48,560
  6. Step 6: Final answer
    x = 37,727.04

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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.