Home / 26,321.82-39,502.17-19,760.82

Finding the Fourth Proportional to 26,321.82, 39,502.17 and 19,760.82

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Solution

The fourth proportional to 26,321.82, 39,502.17 and 19,760.82 is: 29,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321.82 : 39,502.17 = 19,760.82 : x
  2. Step 2: Convert to fraction form
    26,321.82/39,502.17 = 19,760.82/x
  3. Step 3: Cross multiply
    26,321.82x = 39,502.17 × 19,760.82
  4. Step 4: Simplify right side
    26,321.82x = 780,595,270.98
  5. Step 5: Solve for x
    x = 780,595,270.98/26,321.82
  6. Step 6: Final answer
    x = 29,655.82

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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.