Home / 48,081.20-66,340.82-27,938.93

Finding the Fourth Proportional to 48,081.20, 66,340.82 and 27,938.93

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Solution

The fourth proportional to 48,081.20, 66,340.82 and 27,938.93 is: 38,549.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,081.20 : 66,340.82 = 27,938.93 : x
  2. Step 2: Convert to fraction form
    48,081.20/66,340.82 = 27,938.93/x
  3. Step 3: Cross multiply
    48,081.20x = 66,340.82 × 27,938.93
  4. Step 4: Simplify right side
    48,081.20x = 1,853,491,264.27
  5. Step 5: Solve for x
    x = 1,853,491,264.27/48,081.20
  6. Step 6: Final answer
    x = 38,549.19

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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.