Home / 18,473.34-27,727.29-9,123.92

Finding the Fourth Proportional to 18,473.34, 27,727.29 and 9,123.92

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Solution

The fourth proportional to 18,473.34, 27,727.29 and 9,123.92 is: 13,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,473.34 : 27,727.29 = 9,123.92 : x
  2. Step 2: Convert to fraction form
    18,473.34/27,727.29 = 9,123.92/x
  3. Step 3: Cross multiply
    18,473.34x = 27,727.29 × 9,123.92
  4. Step 4: Simplify right side
    18,473.34x = 252,981,437.14
  5. Step 5: Solve for x
    x = 252,981,437.14/18,473.34
  6. Step 6: Final answer
    x = 13,694.41

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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.