Home / 26,306.82-39,397.19-19,171.94

Finding the Fourth Proportional to 26,306.82, 39,397.19 and 19,171.94

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Solution

The fourth proportional to 26,306.82, 39,397.19 and 19,171.94 is: 28,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,306.82 : 39,397.19 = 19,171.94 : x
  2. Step 2: Convert to fraction form
    26,306.82/39,397.19 = 19,171.94/x
  3. Step 3: Cross multiply
    26,306.82x = 39,397.19 × 19,171.94
  4. Step 4: Simplify right side
    26,306.82x = 755,320,270.00
  5. Step 5: Solve for x
    x = 755,320,270.00/26,306.82
  6. Step 6: Final answer
    x = 28,711.96

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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.