Home / 23,217.57-32,020.52-15,662.70

Finding the Fourth Proportional to 23,217.57, 32,020.52 and 15,662.70

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Solution

The fourth proportional to 23,217.57, 32,020.52 and 15,662.70 is: 21,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217.57 : 32,020.52 = 15,662.70 : x
  2. Step 2: Convert to fraction form
    23,217.57/32,020.52 = 15,662.70/x
  3. Step 3: Cross multiply
    23,217.57x = 32,020.52 × 15,662.70
  4. Step 4: Simplify right side
    23,217.57x = 501,527,720.29
  5. Step 5: Solve for x
    x = 501,527,720.29/23,217.57
  6. Step 6: Final answer
    x = 21,601.21

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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.