Home / 26,247.28-39,357.94-11,449.80

Finding the Fourth Proportional to 26,247.28, 39,357.94 and 11,449.80

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Solution

The fourth proportional to 26,247.28, 39,357.94 and 11,449.80 is: 17,169.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.28 : 39,357.94 = 11,449.80 : x
  2. Step 2: Convert to fraction form
    26,247.28/39,357.94 = 11,449.80/x
  3. Step 3: Cross multiply
    26,247.28x = 39,357.94 × 11,449.80
  4. Step 4: Simplify right side
    26,247.28x = 450,640,541.41
  5. Step 5: Solve for x
    x = 450,640,541.41/26,247.28
  6. Step 6: Final answer
    x = 17,169.04

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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.