Home / 22,918.52-34,377.80-6,278.69

Finding the Fourth Proportional to 22,918.52, 34,377.80 and 6,278.69

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Solution

The fourth proportional to 22,918.52, 34,377.80 and 6,278.69 is: 9,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,918.52 : 34,377.80 = 6,278.69 : x
  2. Step 2: Convert to fraction form
    22,918.52/34,377.80 = 6,278.69/x
  3. Step 3: Cross multiply
    22,918.52x = 34,377.80 × 6,278.69
  4. Step 4: Simplify right side
    22,918.52x = 215,847,650.72
  5. Step 5: Solve for x
    x = 215,847,650.72/22,918.52
  6. Step 6: Final answer
    x = 9,418.05

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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.