Home / 23,220.07-32,043.83-12,609.70

Finding the Fourth Proportional to 23,220.07, 32,043.83 and 12,609.70

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Solution

The fourth proportional to 23,220.07, 32,043.83 and 12,609.70 is: 17,401.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.07 : 32,043.83 = 12,609.70 : x
  2. Step 2: Convert to fraction form
    23,220.07/32,043.83 = 12,609.70/x
  3. Step 3: Cross multiply
    23,220.07x = 32,043.83 × 12,609.70
  4. Step 4: Simplify right side
    23,220.07x = 404,062,939.99
  5. Step 5: Solve for x
    x = 404,062,939.99/23,220.07
  6. Step 6: Final answer
    x = 17,401.45

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.