Home / 16,613.20-22,879.56-16,250.32

Finding the Fourth Proportional to 16,613.20, 22,879.56 and 16,250.32

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Solution

The fourth proportional to 16,613.20, 22,879.56 and 16,250.32 is: 22,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,613.20 : 22,879.56 = 16,250.32 : x
  2. Step 2: Convert to fraction form
    16,613.20/22,879.56 = 16,250.32/x
  3. Step 3: Cross multiply
    16,613.20x = 22,879.56 × 16,250.32
  4. Step 4: Simplify right side
    16,613.20x = 371,800,171.46
  5. Step 5: Solve for x
    x = 371,800,171.46/16,613.20
  6. Step 6: Final answer
    x = 22,379.80

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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.