Home / 10,494.22-15,763.20-8,853.97

Finding the Fourth Proportional to 10,494.22, 15,763.20 and 8,853.97

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Solution

The fourth proportional to 10,494.22, 15,763.20 and 8,853.97 is: 13,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494.22 : 15,763.20 = 8,853.97 : x
  2. Step 2: Convert to fraction form
    10,494.22/15,763.20 = 8,853.97/x
  3. Step 3: Cross multiply
    10,494.22x = 15,763.20 × 8,853.97
  4. Step 4: Simplify right side
    10,494.22x = 139,566,899.90
  5. Step 5: Solve for x
    x = 139,566,899.90/10,494.22
  6. Step 6: Final answer
    x = 13,299.41

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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.