Home / 15,177.44-22,766.16-4,790

Finding the Fourth Proportional to 15,177.44, 22,766.16 and 4,790

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Solution

The fourth proportional to 15,177.44, 22,766.16 and 4,790 is: 7,185

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,177.44 : 22,766.16 = 4,790 : x
  2. Step 2: Convert to fraction form
    15,177.44/22,766.16 = 4,790/x
  3. Step 3: Cross multiply
    15,177.44x = 22,766.16 × 4,790
  4. Step 4: Simplify right side
    15,177.44x = 109,049,906.40
  5. Step 5: Solve for x
    x = 109,049,906.40/15,177.44
  6. Step 6: Final answer
    x = 7,185

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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.