Home / 15,141.16-22,711.85-5,778.66

Finding the Fourth Proportional to 15,141.16, 22,711.85 and 5,778.66

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Solution

The fourth proportional to 15,141.16, 22,711.85 and 5,778.66 is: 8,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141.16 : 22,711.85 = 5,778.66 : x
  2. Step 2: Convert to fraction form
    15,141.16/22,711.85 = 5,778.66/x
  3. Step 3: Cross multiply
    15,141.16x = 22,711.85 × 5,778.66
  4. Step 4: Simplify right side
    15,141.16x = 131,244,059.12
  5. Step 5: Solve for x
    x = 131,244,059.12/15,141.16
  6. Step 6: Final answer
    x = 8,668.03

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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.