Home / 25,514.27-35,186.13-15,951.11

Finding the Fourth Proportional to 25,514.27, 35,186.13 and 15,951.11

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Solution

The fourth proportional to 25,514.27, 35,186.13 and 15,951.11 is: 21,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,514.27 : 35,186.13 = 15,951.11 : x
  2. Step 2: Convert to fraction form
    25,514.27/35,186.13 = 15,951.11/x
  3. Step 3: Cross multiply
    25,514.27x = 35,186.13 × 15,951.11
  4. Step 4: Simplify right side
    25,514.27x = 561,257,830.10
  5. Step 5: Solve for x
    x = 561,257,830.10/25,514.27
  6. Step 6: Final answer
    x = 21,997.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.