Home / 18,108.49-24,932.76-16,447.73

Finding the Fourth Proportional to 18,108.49, 24,932.76 and 16,447.73

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Solution

The fourth proportional to 18,108.49, 24,932.76 and 16,447.73 is: 22,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.49 : 24,932.76 = 16,447.73 : x
  2. Step 2: Convert to fraction form
    18,108.49/24,932.76 = 16,447.73/x
  3. Step 3: Cross multiply
    18,108.49x = 24,932.76 × 16,447.73
  4. Step 4: Simplify right side
    18,108.49x = 410,087,304.63
  5. Step 5: Solve for x
    x = 410,087,304.63/18,108.49
  6. Step 6: Final answer
    x = 22,646.13

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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.