Home / 23,217.18-32,040.96-13,146.04

Finding the Fourth Proportional to 23,217.18, 32,040.96 and 13,146.04

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Solution

The fourth proportional to 23,217.18, 32,040.96 and 13,146.04 is: 18,142.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217.18 : 32,040.96 = 13,146.04 : x
  2. Step 2: Convert to fraction form
    23,217.18/32,040.96 = 13,146.04/x
  3. Step 3: Cross multiply
    23,217.18x = 32,040.96 × 13,146.04
  4. Step 4: Simplify right side
    23,217.18x = 421,211,741.80
  5. Step 5: Solve for x
    x = 421,211,741.80/23,217.18
  6. Step 6: Final answer
    x = 18,142.24

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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.