Home / 23,205.48-32,015.94-13,132.92

Finding the Fourth Proportional to 23,205.48, 32,015.94 and 13,132.92

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Solution

The fourth proportional to 23,205.48, 32,015.94 and 13,132.92 is: 18,119.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,205.48 : 32,015.94 = 13,132.92 : x
  2. Step 2: Convert to fraction form
    23,205.48/32,015.94 = 13,132.92/x
  3. Step 3: Cross multiply
    23,205.48x = 32,015.94 × 13,132.92
  4. Step 4: Simplify right side
    23,205.48x = 420,462,778.74
  5. Step 5: Solve for x
    x = 420,462,778.74/23,205.48
  6. Step 6: Final answer
    x = 18,119.12

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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.