Home / 23,220.05-32,043.38-12,609.75

Finding the Fourth Proportional to 23,220.05, 32,043.38 and 12,609.75

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Solution

The fourth proportional to 23,220.05, 32,043.38 and 12,609.75 is: 17,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.05 : 32,043.38 = 12,609.75 : x
  2. Step 2: Convert to fraction form
    23,220.05/32,043.38 = 12,609.75/x
  3. Step 3: Cross multiply
    23,220.05x = 32,043.38 × 12,609.75
  4. Step 4: Simplify right side
    23,220.05x = 404,058,947.91
  5. Step 5: Solve for x
    x = 404,058,947.91/23,220.05
  6. Step 6: Final answer
    x = 17,401.30

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Double scale
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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.