Home / 26,472.74-39,713.97-8,704.40

Finding the Fourth Proportional to 26,472.74, 39,713.97 and 8,704.40

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Solution

The fourth proportional to 26,472.74, 39,713.97 and 8,704.40 is: 13,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,472.74 : 39,713.97 = 8,704.40 : x
  2. Step 2: Convert to fraction form
    26,472.74/39,713.97 = 8,704.40/x
  3. Step 3: Cross multiply
    26,472.74x = 39,713.97 × 8,704.40
  4. Step 4: Simplify right side
    26,472.74x = 345,686,280.47
  5. Step 5: Solve for x
    x = 345,686,280.47/26,472.74
  6. Step 6: Final answer
    x = 13,058.20

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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.