Home / 15,512.80-23,278.76-6,151.24

Finding the Fourth Proportional to 15,512.80, 23,278.76 and 6,151.24

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Solution

The fourth proportional to 15,512.80, 23,278.76 and 6,151.24 is: 9,230.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.80 : 23,278.76 = 6,151.24 : x
  2. Step 2: Convert to fraction form
    15,512.80/23,278.76 = 6,151.24/x
  3. Step 3: Cross multiply
    15,512.80x = 23,278.76 × 6,151.24
  4. Step 4: Simplify right side
    15,512.80x = 143,193,239.66
  5. Step 5: Solve for x
    x = 143,193,239.66/15,512.80
  6. Step 6: Final answer
    x = 9,230.65

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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.