Home / 22,477.39-33,722.78-9,995.70

Finding the Fourth Proportional to 22,477.39, 33,722.78 and 9,995.70

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Solution

The fourth proportional to 22,477.39, 33,722.78 and 9,995.70 is: 14,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,477.39 : 33,722.78 = 9,995.70 : x
  2. Step 2: Convert to fraction form
    22,477.39/33,722.78 = 9,995.70/x
  3. Step 3: Cross multiply
    22,477.39x = 33,722.78 × 9,995.70
  4. Step 4: Simplify right side
    22,477.39x = 337,082,792.05
  5. Step 5: Solve for x
    x = 337,082,792.05/22,477.39
  6. Step 6: Final answer
    x = 14,996.53

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Half scale
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Double scale
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Similar ratio
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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.