Home / 22,199.22-33,279.39-8,338.50

Finding the Fourth Proportional to 22,199.22, 33,279.39 and 8,338.50

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Solution

The fourth proportional to 22,199.22, 33,279.39 and 8,338.50 is: 12,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,199.22 : 33,279.39 = 8,338.50 : x
  2. Step 2: Convert to fraction form
    22,199.22/33,279.39 = 8,338.50/x
  3. Step 3: Cross multiply
    22,199.22x = 33,279.39 × 8,338.50
  4. Step 4: Simplify right side
    22,199.22x = 277,500,193.52
  5. Step 5: Solve for x
    x = 277,500,193.52/22,199.22
  6. Step 6: Final answer
    x = 12,500.45

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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.