Home / 26,255.52-39,371.76-9,828

Finding the Fourth Proportional to 26,255.52, 39,371.76 and 9,828

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Solution

The fourth proportional to 26,255.52, 39,371.76 and 9,828 is: 14,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.52 : 39,371.76 = 9,828 : x
  2. Step 2: Convert to fraction form
    26,255.52/39,371.76 = 9,828/x
  3. Step 3: Cross multiply
    26,255.52x = 39,371.76 × 9,828
  4. Step 4: Simplify right side
    26,255.52x = 386,945,657.28
  5. Step 5: Solve for x
    x = 386,945,657.28/26,255.52
  6. Step 6: Final answer
    x = 14,737.69

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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.