Home / 22,107.17-33,169.40-8,257.25

Finding the Fourth Proportional to 22,107.17, 33,169.40 and 8,257.25

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Solution

The fourth proportional to 22,107.17, 33,169.40 and 8,257.25 is: 12,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107.17 : 33,169.40 = 8,257.25 : x
  2. Step 2: Convert to fraction form
    22,107.17/33,169.40 = 8,257.25/x
  3. Step 3: Cross multiply
    22,107.17x = 33,169.40 × 8,257.25
  4. Step 4: Simplify right side
    22,107.17x = 273,888,028.15
  5. Step 5: Solve for x
    x = 273,888,028.15/22,107.17
  6. Step 6: Final answer
    x = 12,389.10

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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.