Home / 22,251.10-33,390.28-8,922.68

Finding the Fourth Proportional to 22,251.10, 33,390.28 and 8,922.68

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Solution

The fourth proportional to 22,251.10, 33,390.28 and 8,922.68 is: 13,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,251.10 : 33,390.28 = 8,922.68 : x
  2. Step 2: Convert to fraction form
    22,251.10/33,390.28 = 8,922.68/x
  3. Step 3: Cross multiply
    22,251.10x = 33,390.28 × 8,922.68
  4. Step 4: Simplify right side
    22,251.10x = 297,930,851.33
  5. Step 5: Solve for x
    x = 297,930,851.33/22,251.10
  6. Step 6: Final answer
    x = 13,389.49

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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.