Home / 27,616.92-38,098.32-18,667.56

Finding the Fourth Proportional to 27,616.92, 38,098.32 and 18,667.56

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Solution

The fourth proportional to 27,616.92, 38,098.32 and 18,667.56 is: 25,752.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,616.92 : 38,098.32 = 18,667.56 : x
  2. Step 2: Convert to fraction form
    27,616.92/38,098.32 = 18,667.56/x
  3. Step 3: Cross multiply
    27,616.92x = 38,098.32 × 18,667.56
  4. Step 4: Simplify right side
    27,616.92x = 711,202,674.50
  5. Step 5: Solve for x
    x = 711,202,674.50/27,616.92
  6. Step 6: Final answer
    x = 25,752.43

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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.