Home / 15,471.20-23,205.44-4,377.66

Finding the Fourth Proportional to 15,471.20, 23,205.44 and 4,377.66

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Solution

The fourth proportional to 15,471.20, 23,205.44 and 4,377.66 is: 6,566.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471.20 : 23,205.44 = 4,377.66 : x
  2. Step 2: Convert to fraction form
    15,471.20/23,205.44 = 4,377.66/x
  3. Step 3: Cross multiply
    15,471.20x = 23,205.44 × 4,377.66
  4. Step 4: Simplify right side
    15,471.20x = 101,585,526.47
  5. Step 5: Solve for x
    x = 101,585,526.47/15,471.20
  6. Step 6: Final answer
    x = 6,566.11

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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.