Home / 17,951.03-26,930.43-5,470.72

Finding the Fourth Proportional to 17,951.03, 26,930.43 and 5,470.72

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Solution

The fourth proportional to 17,951.03, 26,930.43 and 5,470.72 is: 8,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.03 : 26,930.43 = 5,470.72 : x
  2. Step 2: Convert to fraction form
    17,951.03/26,930.43 = 5,470.72/x
  3. Step 3: Cross multiply
    17,951.03x = 26,930.43 × 5,470.72
  4. Step 4: Simplify right side
    17,951.03x = 147,328,932.74
  5. Step 5: Solve for x
    x = 147,328,932.74/17,951.03
  6. Step 6: Final answer
    x = 8,207.27

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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.