Home / 26,660.44-36,791.70-15,335.56

Finding the Fourth Proportional to 26,660.44, 36,791.70 and 15,335.56

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Solution

The fourth proportional to 26,660.44, 36,791.70 and 15,335.56 is: 21,163.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.44 : 36,791.70 = 15,335.56 : x
  2. Step 2: Convert to fraction form
    26,660.44/36,791.70 = 15,335.56/x
  3. Step 3: Cross multiply
    26,660.44x = 36,791.70 × 15,335.56
  4. Step 4: Simplify right side
    26,660.44x = 564,221,322.85
  5. Step 5: Solve for x
    x = 564,221,322.85/26,660.44
  6. Step 6: Final answer
    x = 21,163.24

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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.