Home / 53,691.10-80,475.88-27,340.18

Finding the Fourth Proportional to 53,691.10, 80,475.88 and 27,340.18

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Solution

The fourth proportional to 53,691.10, 80,475.88 and 27,340.18 is: 40,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,691.10 : 80,475.88 = 27,340.18 : x
  2. Step 2: Convert to fraction form
    53,691.10/80,475.88 = 27,340.18/x
  3. Step 3: Cross multiply
    53,691.10x = 80,475.88 × 27,340.18
  4. Step 4: Simplify right side
    53,691.10x = 2,200,224,505.78
  5. Step 5: Solve for x
    x = 2,200,224,505.78/53,691.10
  6. Step 6: Final answer
    x = 40,979.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.