Home / 40,184.12-60,275.38-12,482.04

Finding the Fourth Proportional to 40,184.12, 60,275.38 and 12,482.04

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Solution

The fourth proportional to 40,184.12, 60,275.38 and 12,482.04 is: 18,722.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,184.12 : 60,275.38 = 12,482.04 : x
  2. Step 2: Convert to fraction form
    40,184.12/60,275.38 = 12,482.04/x
  3. Step 3: Cross multiply
    40,184.12x = 60,275.38 × 12,482.04
  4. Step 4: Simplify right side
    40,184.12x = 752,359,704.18
  5. Step 5: Solve for x
    x = 752,359,704.18/40,184.12
  6. Step 6: Final answer
    x = 18,722.81

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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.