Home / 17,916.30-26,874.45-6,221.25

Finding the Fourth Proportional to 17,916.30, 26,874.45 and 6,221.25

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Solution

The fourth proportional to 17,916.30, 26,874.45 and 6,221.25 is: 9,331.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916.30 : 26,874.45 = 6,221.25 : x
  2. Step 2: Convert to fraction form
    17,916.30/26,874.45 = 6,221.25/x
  3. Step 3: Cross multiply
    17,916.30x = 26,874.45 × 6,221.25
  4. Step 4: Simplify right side
    17,916.30x = 167,192,672.06
  5. Step 5: Solve for x
    x = 167,192,672.06/17,916.30
  6. Step 6: Final answer
    x = 9,331.88

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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.