Home / 17,680.36-26,517.56-5,830.46

Finding the Fourth Proportional to 17,680.36, 26,517.56 and 5,830.46

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Solution

The fourth proportional to 17,680.36, 26,517.56 and 5,830.46 is: 8,744.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680.36 : 26,517.56 = 5,830.46 : x
  2. Step 2: Convert to fraction form
    17,680.36/26,517.56 = 5,830.46/x
  3. Step 3: Cross multiply
    17,680.36x = 26,517.56 × 5,830.46
  4. Step 4: Simplify right side
    17,680.36x = 154,609,572.88
  5. Step 5: Solve for x
    x = 154,609,572.88/17,680.36
  6. Step 6: Final answer
    x = 8,744.71

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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.