Home / 43,497.20-65,235.17-13,908.92

Finding the Fourth Proportional to 43,497.20, 65,235.17 and 13,908.92

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Solution

The fourth proportional to 43,497.20, 65,235.17 and 13,908.92 is: 20,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,497.20 : 65,235.17 = 13,908.92 : x
  2. Step 2: Convert to fraction form
    43,497.20/65,235.17 = 13,908.92/x
  3. Step 3: Cross multiply
    43,497.20x = 65,235.17 × 13,908.92
  4. Step 4: Simplify right side
    43,497.20x = 907,350,469.31
  5. Step 5: Solve for x
    x = 907,350,469.31/43,497.20
  6. Step 6: Final answer
    x = 20,859.97

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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.