Home / 22,319.06-33,480.56-8,279.24

Finding the Fourth Proportional to 22,319.06, 33,480.56 and 8,279.24

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Solution

The fourth proportional to 22,319.06, 33,480.56 and 8,279.24 is: 12,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319.06 : 33,480.56 = 8,279.24 : x
  2. Step 2: Convert to fraction form
    22,319.06/33,480.56 = 8,279.24/x
  3. Step 3: Cross multiply
    22,319.06x = 33,480.56 × 8,279.24
  4. Step 4: Simplify right side
    22,319.06x = 277,193,382.78
  5. Step 5: Solve for x
    x = 277,193,382.78/22,319.06
  6. Step 6: Final answer
    x = 12,419.58

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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.