Home / 17,516.50-26,279.10-5,204.50

Finding the Fourth Proportional to 17,516.50, 26,279.10 and 5,204.50

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Solution

The fourth proportional to 17,516.50, 26,279.10 and 5,204.50 is: 7,808.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.50 : 26,279.10 = 5,204.50 : x
  2. Step 2: Convert to fraction form
    17,516.50/26,279.10 = 5,204.50/x
  3. Step 3: Cross multiply
    17,516.50x = 26,279.10 × 5,204.50
  4. Step 4: Simplify right side
    17,516.50x = 136,769,575.95
  5. Step 5: Solve for x
    x = 136,769,575.95/17,516.50
  6. Step 6: Final answer
    x = 7,808.04

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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.