Home / 22,143.76-33,215.55-5,503.48

Finding the Fourth Proportional to 22,143.76, 33,215.55 and 5,503.48

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Solution

The fourth proportional to 22,143.76, 33,215.55 and 5,503.48 is: 8,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143.76 : 33,215.55 = 5,503.48 : x
  2. Step 2: Convert to fraction form
    22,143.76/33,215.55 = 5,503.48/x
  3. Step 3: Cross multiply
    22,143.76x = 33,215.55 × 5,503.48
  4. Step 4: Simplify right side
    22,143.76x = 182,801,115.11
  5. Step 5: Solve for x
    x = 182,801,115.11/22,143.76
  6. Step 6: Final answer
    x = 8,255.20

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1.5x scale

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.