Home / 18,233.88-25,173.71-11,957.19

Finding the Fourth Proportional to 18,233.88, 25,173.71 and 11,957.19

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Solution

The fourth proportional to 18,233.88, 25,173.71 and 11,957.19 is: 16,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.88 : 25,173.71 = 11,957.19 : x
  2. Step 2: Convert to fraction form
    18,233.88/25,173.71 = 11,957.19/x
  3. Step 3: Cross multiply
    18,233.88x = 25,173.71 × 11,957.19
  4. Step 4: Simplify right side
    18,233.88x = 301,006,833.47
  5. Step 5: Solve for x
    x = 301,006,833.47/18,233.88
  6. Step 6: Final answer
    x = 16,508.11

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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.