Home / 22,060.24-33,105.36-8,209.28

Finding the Fourth Proportional to 22,060.24, 33,105.36 and 8,209.28

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Solution

The fourth proportional to 22,060.24, 33,105.36 and 8,209.28 is: 12,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.24 : 33,105.36 = 8,209.28 : x
  2. Step 2: Convert to fraction form
    22,060.24/33,105.36 = 8,209.28/x
  3. Step 3: Cross multiply
    22,060.24x = 33,105.36 × 8,209.28
  4. Step 4: Simplify right side
    22,060.24x = 271,771,169.74
  5. Step 5: Solve for x
    x = 271,771,169.74/22,060.24
  6. Step 6: Final answer
    x = 12,319.50

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Half scale
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Double scale
Find fourth proportional to 22,061.24, 33,106.86 and 8,210.28
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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.