Home / 41,943.12-62,910.36-13,862.16

Finding the Fourth Proportional to 41,943.12, 62,910.36 and 13,862.16

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Solution

The fourth proportional to 41,943.12, 62,910.36 and 13,862.16 is: 20,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,943.12 : 62,910.36 = 13,862.16 : x
  2. Step 2: Convert to fraction form
    41,943.12/62,910.36 = 13,862.16/x
  3. Step 3: Cross multiply
    41,943.12x = 62,910.36 × 13,862.16
  4. Step 4: Simplify right side
    41,943.12x = 872,073,475.98
  5. Step 5: Solve for x
    x = 872,073,475.98/41,943.12
  6. Step 6: Final answer
    x = 20,791.81

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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.