Home / 41,492.20-62,238.30-13,790.20

Finding the Fourth Proportional to 41,492.20, 62,238.30 and 13,790.20

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Solution

The fourth proportional to 41,492.20, 62,238.30 and 13,790.20 is: 20,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,492.20 : 62,238.30 = 13,790.20 : x
  2. Step 2: Convert to fraction form
    41,492.20/62,238.30 = 13,790.20/x
  3. Step 3: Cross multiply
    41,492.20x = 62,238.30 × 13,790.20
  4. Step 4: Simplify right side
    41,492.20x = 858,278,604.66
  5. Step 5: Solve for x
    x = 858,278,604.66/41,492.20
  6. Step 6: Final answer
    x = 20,685.30

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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.