Home / 17,626.20-26,432.44-8,855

Finding the Fourth Proportional to 17,626.20, 26,432.44 and 8,855

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Solution

The fourth proportional to 17,626.20, 26,432.44 and 8,855 is: 13,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,626.20 : 26,432.44 = 8,855 : x
  2. Step 2: Convert to fraction form
    17,626.20/26,432.44 = 8,855/x
  3. Step 3: Cross multiply
    17,626.20x = 26,432.44 × 8,855
  4. Step 4: Simplify right side
    17,626.20x = 234,059,256.20
  5. Step 5: Solve for x
    x = 234,059,256.20/17,626.20
  6. Step 6: Final answer
    x = 13,279.05

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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.