Home / 26,001.55-39,002.33-20,471.95

Finding the Fourth Proportional to 26,001.55, 39,002.33 and 20,471.95

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Solution

The fourth proportional to 26,001.55, 39,002.33 and 20,471.95 is: 30,707.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001.55 : 39,002.33 = 20,471.95 : x
  2. Step 2: Convert to fraction form
    26,001.55/39,002.33 = 20,471.95/x
  3. Step 3: Cross multiply
    26,001.55x = 39,002.33 × 20,471.95
  4. Step 4: Simplify right side
    26,001.55x = 798,453,647.28
  5. Step 5: Solve for x
    x = 798,453,647.28/26,001.55
  6. Step 6: Final answer
    x = 30,707.93

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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.