Home / 23,180.92-32,015.94-15,614.12

Finding the Fourth Proportional to 23,180.92, 32,015.94 and 15,614.12

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Solution

The fourth proportional to 23,180.92, 32,015.94 and 15,614.12 is: 21,565.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180.92 : 32,015.94 = 15,614.12 : x
  2. Step 2: Convert to fraction form
    23,180.92/32,015.94 = 15,614.12/x
  3. Step 3: Cross multiply
    23,180.92x = 32,015.94 × 15,614.12
  4. Step 4: Simplify right side
    23,180.92x = 499,900,729.07
  5. Step 5: Solve for x
    x = 499,900,729.07/23,180.92
  6. Step 6: Final answer
    x = 21,565.18

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Half scale
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Double scale
Find fourth proportional to 23,181.92, 32,017.32 and 15,615.12
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.