Home / 18,844.44-28,254.76-9,481.92

Finding the Fourth Proportional to 18,844.44, 28,254.76 and 9,481.92

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Solution

The fourth proportional to 18,844.44, 28,254.76 and 9,481.92 is: 14,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.44 : 28,254.76 = 9,481.92 : x
  2. Step 2: Convert to fraction form
    18,844.44/28,254.76 = 9,481.92/x
  3. Step 3: Cross multiply
    18,844.44x = 28,254.76 × 9,481.92
  4. Step 4: Simplify right side
    18,844.44x = 267,909,373.94
  5. Step 5: Solve for x
    x = 267,909,373.94/18,844.44
  6. Step 6: Final answer
    x = 14,216.89

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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.