Home / 22,918.42-34,377.66-6,278.60

Finding the Fourth Proportional to 22,918.42, 34,377.66 and 6,278.60

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Solution

The fourth proportional to 22,918.42, 34,377.66 and 6,278.60 is: 9,417.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,918.42 : 34,377.66 = 6,278.60 : x
  2. Step 2: Convert to fraction form
    22,918.42/34,377.66 = 6,278.60/x
  3. Step 3: Cross multiply
    22,918.42x = 34,377.66 × 6,278.60
  4. Step 4: Simplify right side
    22,918.42x = 215,843,576.08
  5. Step 5: Solve for x
    x = 215,843,576.08/22,918.42
  6. Step 6: Final answer
    x = 9,417.91

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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.