Home / 26,147.10-36,086.07-15,536.75

Finding the Fourth Proportional to 26,147.10, 36,086.07 and 15,536.75

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Solution

The fourth proportional to 26,147.10, 36,086.07 and 15,536.75 is: 21,442.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,147.10 : 36,086.07 = 15,536.75 : x
  2. Step 2: Convert to fraction form
    26,147.10/36,086.07 = 15,536.75/x
  3. Step 3: Cross multiply
    26,147.10x = 36,086.07 × 15,536.75
  4. Step 4: Simplify right side
    26,147.10x = 560,660,125.90
  5. Step 5: Solve for x
    x = 560,660,125.90/26,147.10
  6. Step 6: Final answer
    x = 21,442.53

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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.