Home / 16,324.80-22,520.53-11,838.71

Finding the Fourth Proportional to 16,324.80, 22,520.53 and 11,838.71

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Solution

The fourth proportional to 16,324.80, 22,520.53 and 11,838.71 is: 16,331.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,324.80 : 22,520.53 = 11,838.71 : x
  2. Step 2: Convert to fraction form
    16,324.80/22,520.53 = 11,838.71/x
  3. Step 3: Cross multiply
    16,324.80x = 22,520.53 × 11,838.71
  4. Step 4: Simplify right side
    16,324.80x = 266,614,023.72
  5. Step 5: Solve for x
    x = 266,614,023.72/16,324.80
  6. Step 6: Final answer
    x = 16,331.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.