Home / 22,930.31-34,240.17-18,197.18

Finding the Fourth Proportional to 22,930.31, 34,240.17 and 18,197.18

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Solution

The fourth proportional to 22,930.31, 34,240.17 and 18,197.18 is: 27,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.31 : 34,240.17 = 18,197.18 : x
  2. Step 2: Convert to fraction form
    22,930.31/34,240.17 = 18,197.18/x
  3. Step 3: Cross multiply
    22,930.31x = 34,240.17 × 18,197.18
  4. Step 4: Simplify right side
    22,930.31x = 623,074,536.72
  5. Step 5: Solve for x
    x = 623,074,536.72/22,930.31
  6. Step 6: Final answer
    x = 27,172.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.