Home / 16,062.40-24,061.20-9,128.80

Finding the Fourth Proportional to 16,062.40, 24,061.20 and 9,128.80

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Solution

The fourth proportional to 16,062.40, 24,061.20 and 9,128.80 is: 13,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,062.40 : 24,061.20 = 9,128.80 : x
  2. Step 2: Convert to fraction form
    16,062.40/24,061.20 = 9,128.80/x
  3. Step 3: Cross multiply
    16,062.40x = 24,061.20 × 9,128.80
  4. Step 4: Simplify right side
    16,062.40x = 219,649,882.56
  5. Step 5: Solve for x
    x = 219,649,882.56/16,062.40
  6. Step 6: Final answer
    x = 13,674.79

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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.