Home / 23,207.22-34,822.83-11,520.18

Finding the Fourth Proportional to 23,207.22, 34,822.83 and 11,520.18

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Solution

The fourth proportional to 23,207.22, 34,822.83 and 11,520.18 is: 17,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,207.22 : 34,822.83 = 11,520.18 : x
  2. Step 2: Convert to fraction form
    23,207.22/34,822.83 = 11,520.18/x
  3. Step 3: Cross multiply
    23,207.22x = 34,822.83 × 11,520.18
  4. Step 4: Simplify right side
    23,207.22x = 401,165,269.71
  5. Step 5: Solve for x
    x = 401,165,269.71/23,207.22
  6. Step 6: Final answer
    x = 17,286.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.