Home / 23,195.78-32,009.99-13,124.13

Finding the Fourth Proportional to 23,195.78, 32,009.99 and 13,124.13

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Solution

The fourth proportional to 23,195.78, 32,009.99 and 13,124.13 is: 18,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,195.78 : 32,009.99 = 13,124.13 : x
  2. Step 2: Convert to fraction form
    23,195.78/32,009.99 = 13,124.13/x
  3. Step 3: Cross multiply
    23,195.78x = 32,009.99 × 13,124.13
  4. Step 4: Simplify right side
    23,195.78x = 420,103,204.44
  5. Step 5: Solve for x
    x = 420,103,204.44/23,195.78
  6. Step 6: Final answer
    x = 18,111.20

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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.