Home / 40,191.68-60,301.92-13,899.04

Finding the Fourth Proportional to 40,191.68, 60,301.92 and 13,899.04

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Solution

The fourth proportional to 40,191.68, 60,301.92 and 13,899.04 is: 20,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.68 : 60,301.92 = 13,899.04 : x
  2. Step 2: Convert to fraction form
    40,191.68/60,301.92 = 13,899.04/x
  3. Step 3: Cross multiply
    40,191.68x = 60,301.92 × 13,899.04
  4. Step 4: Simplify right side
    40,191.68x = 838,138,798.16
  5. Step 5: Solve for x
    x = 838,138,798.16/40,191.68
  6. Step 6: Final answer
    x = 20,853.54

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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.