Home / 26,153.36-36,096.84-15,540.88

Finding the Fourth Proportional to 26,153.36, 36,096.84 and 15,540.88

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Solution

The fourth proportional to 26,153.36, 36,096.84 and 15,540.88 is: 21,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.36 : 36,096.84 = 15,540.88 : x
  2. Step 2: Convert to fraction form
    26,153.36/36,096.84 = 15,540.88/x
  3. Step 3: Cross multiply
    26,153.36x = 36,096.84 × 15,540.88
  4. Step 4: Simplify right side
    26,153.36x = 560,976,658.82
  5. Step 5: Solve for x
    x = 560,976,658.82/26,153.36
  6. Step 6: Final answer
    x = 21,449.51

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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.