Home / 26,229.23-39,351.15-11,439.45

Finding the Fourth Proportional to 26,229.23, 39,351.15 and 11,439.45

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Solution

The fourth proportional to 26,229.23, 39,351.15 and 11,439.45 is: 17,162.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,229.23 : 39,351.15 = 11,439.45 : x
  2. Step 2: Convert to fraction form
    26,229.23/39,351.15 = 11,439.45/x
  3. Step 3: Cross multiply
    26,229.23x = 39,351.15 × 11,439.45
  4. Step 4: Simplify right side
    26,229.23x = 450,155,512.87
  5. Step 5: Solve for x
    x = 450,155,512.87/26,229.23
  6. Step 6: Final answer
    x = 17,162.36

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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.