Home / 15,177.92-22,767.04-7,387.52

Finding the Fourth Proportional to 15,177.92, 22,767.04 and 7,387.52

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Solution

The fourth proportional to 15,177.92, 22,767.04 and 7,387.52 is: 11,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,177.92 : 22,767.04 = 7,387.52 : x
  2. Step 2: Convert to fraction form
    15,177.92/22,767.04 = 7,387.52/x
  3. Step 3: Cross multiply
    15,177.92x = 22,767.04 × 7,387.52
  4. Step 4: Simplify right side
    15,177.92x = 168,191,963.34
  5. Step 5: Solve for x
    x = 168,191,963.34/15,177.92
  6. Step 6: Final answer
    x = 11,081.36

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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.