Home / 15,119.86-22,680.11-5,502.41

Finding the Fourth Proportional to 15,119.86, 22,680.11 and 5,502.41

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Solution

The fourth proportional to 15,119.86, 22,680.11 and 5,502.41 is: 8,253.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119.86 : 22,680.11 = 5,502.41 : x
  2. Step 2: Convert to fraction form
    15,119.86/22,680.11 = 5,502.41/x
  3. Step 3: Cross multiply
    15,119.86x = 22,680.11 × 5,502.41
  4. Step 4: Simplify right side
    15,119.86x = 124,795,179.85
  5. Step 5: Solve for x
    x = 124,795,179.85/15,119.86
  6. Step 6: Final answer
    x = 8,253.72

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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.