Home / 15,151.56-22,711.55-8,906.46

Finding the Fourth Proportional to 15,151.56, 22,711.55 and 8,906.46

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Solution

The fourth proportional to 15,151.56, 22,711.55 and 8,906.46 is: 13,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,151.56 : 22,711.55 = 8,906.46 : x
  2. Step 2: Convert to fraction form
    15,151.56/22,711.55 = 8,906.46/x
  3. Step 3: Cross multiply
    15,151.56x = 22,711.55 × 8,906.46
  4. Step 4: Simplify right side
    15,151.56x = 202,279,467.08
  5. Step 5: Solve for x
    x = 202,279,467.08/15,151.56
  6. Step 6: Final answer
    x = 13,350.41

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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.