Home / 22,115.70-33,156.26-15,078.26

Finding the Fourth Proportional to 22,115.70, 33,156.26 and 15,078.26

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Solution

The fourth proportional to 22,115.70, 33,156.26 and 15,078.26 is: 22,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.70 : 33,156.26 = 15,078.26 : x
  2. Step 2: Convert to fraction form
    22,115.70/33,156.26 = 15,078.26/x
  3. Step 3: Cross multiply
    22,115.70x = 33,156.26 × 15,078.26
  4. Step 4: Simplify right side
    22,115.70x = 499,938,708.91
  5. Step 5: Solve for x
    x = 499,938,708.91/22,115.70
  6. Step 6: Final answer
    x = 22,605.60

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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.