Home / 26,909.10-37,078.38-25,040.43

Finding the Fourth Proportional to 26,909.10, 37,078.38 and 25,040.43

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Solution

The fourth proportional to 26,909.10, 37,078.38 and 25,040.43 is: 34,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.10 : 37,078.38 = 25,040.43 : x
  2. Step 2: Convert to fraction form
    26,909.10/37,078.38 = 25,040.43/x
  3. Step 3: Cross multiply
    26,909.10x = 37,078.38 × 25,040.43
  4. Step 4: Simplify right side
    26,909.10x = 928,458,578.90
  5. Step 5: Solve for x
    x = 928,458,578.90/26,909.10
  6. Step 6: Final answer
    x = 34,503.52

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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.