Home / 22,177.12-33,255.92-8,316.40

Finding the Fourth Proportional to 22,177.12, 33,255.92 and 8,316.40

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Solution

The fourth proportional to 22,177.12, 33,255.92 and 8,316.40 is: 12,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.12 : 33,255.92 = 8,316.40 : x
  2. Step 2: Convert to fraction form
    22,177.12/33,255.92 = 8,316.40/x
  3. Step 3: Cross multiply
    22,177.12x = 33,255.92 × 8,316.40
  4. Step 4: Simplify right side
    22,177.12x = 276,569,533.09
  5. Step 5: Solve for x
    x = 276,569,533.09/22,177.12
  6. Step 6: Final answer
    x = 12,470.94

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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.