Home / 34,279.29-51,377.90-17,647.29

Finding the Fourth Proportional to 34,279.29, 51,377.90 and 17,647.29

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Solution

The fourth proportional to 34,279.29, 51,377.90 and 17,647.29 is: 26,449.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.29 : 51,377.90 = 17,647.29 : x
  2. Step 2: Convert to fraction form
    34,279.29/51,377.90 = 17,647.29/x
  3. Step 3: Cross multiply
    34,279.29x = 51,377.90 × 17,647.29
  4. Step 4: Simplify right side
    34,279.29x = 906,680,612.65
  5. Step 5: Solve for x
    x = 906,680,612.65/34,279.29
  6. Step 6: Final answer
    x = 26,449.81

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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.