Home / 18,227.46-25,151.28-10,161.12

Finding the Fourth Proportional to 18,227.46, 25,151.28 and 10,161.12

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Solution

The fourth proportional to 18,227.46, 25,151.28 and 10,161.12 is: 14,020.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.46 : 25,151.28 = 10,161.12 : x
  2. Step 2: Convert to fraction form
    18,227.46/25,151.28 = 10,161.12/x
  3. Step 3: Cross multiply
    18,227.46x = 25,151.28 × 10,161.12
  4. Step 4: Simplify right side
    18,227.46x = 255,565,174.23
  5. Step 5: Solve for x
    x = 255,565,174.23/18,227.46
  6. Step 6: Final answer
    x = 14,020.89

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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.