Home / 15,178.08-22,767.20-9,003.36

Finding the Fourth Proportional to 15,178.08, 22,767.20 and 9,003.36

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Solution

The fourth proportional to 15,178.08, 22,767.20 and 9,003.36 is: 13,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178.08 : 22,767.20 = 9,003.36 : x
  2. Step 2: Convert to fraction form
    15,178.08/22,767.20 = 9,003.36/x
  3. Step 3: Cross multiply
    15,178.08x = 22,767.20 × 9,003.36
  4. Step 4: Simplify right side
    15,178.08x = 204,981,297.79
  5. Step 5: Solve for x
    x = 204,981,297.79/15,178.08
  6. Step 6: Final answer
    x = 13,505.09

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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.