Home / 16,279.12-22,458.08-9,552.88

Finding the Fourth Proportional to 16,279.12, 22,458.08 and 9,552.88

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Solution

The fourth proportional to 16,279.12, 22,458.08 and 9,552.88 is: 13,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.12 : 22,458.08 = 9,552.88 : x
  2. Step 2: Convert to fraction form
    16,279.12/22,458.08 = 9,552.88/x
  3. Step 3: Cross multiply
    16,279.12x = 22,458.08 × 9,552.88
  4. Step 4: Simplify right side
    16,279.12x = 214,539,343.27
  5. Step 5: Solve for x
    x = 214,539,343.27/16,279.12
  6. Step 6: Final answer
    x = 13,178.80

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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.