Home / 22,286.66-33,430.76-8,250.21

Finding the Fourth Proportional to 22,286.66, 33,430.76 and 8,250.21

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Solution

The fourth proportional to 22,286.66, 33,430.76 and 8,250.21 is: 12,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.66 : 33,430.76 = 8,250.21 : x
  2. Step 2: Convert to fraction form
    22,286.66/33,430.76 = 8,250.21/x
  3. Step 3: Cross multiply
    22,286.66x = 33,430.76 × 8,250.21
  4. Step 4: Simplify right side
    22,286.66x = 275,810,749.21
  5. Step 5: Solve for x
    x = 275,810,749.21/22,286.66
  6. Step 6: Final answer
    x = 12,375.60

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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.