Home / 26,722.92-40,081.08-11,138.52

Finding the Fourth Proportional to 26,722.92, 40,081.08 and 11,138.52

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Solution

The fourth proportional to 26,722.92, 40,081.08 and 11,138.52 is: 16,706.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.92 : 40,081.08 = 11,138.52 : x
  2. Step 2: Convert to fraction form
    26,722.92/40,081.08 = 11,138.52/x
  3. Step 3: Cross multiply
    26,722.92x = 40,081.08 × 11,138.52
  4. Step 4: Simplify right side
    26,722.92x = 446,443,911.20
  5. Step 5: Solve for x
    x = 446,443,911.20/26,722.92
  6. Step 6: Final answer
    x = 16,706.40

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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.