Home / 13,264.73-18,305.42-7,214.97

Finding the Fourth Proportional to 13,264.73, 18,305.42 and 7,214.97

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Solution

The fourth proportional to 13,264.73, 18,305.42 and 7,214.97 is: 9,956.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.73 : 18,305.42 = 7,214.97 : x
  2. Step 2: Convert to fraction form
    13,264.73/18,305.42 = 7,214.97/x
  3. Step 3: Cross multiply
    13,264.73x = 18,305.42 × 7,214.97
  4. Step 4: Simplify right side
    13,264.73x = 132,073,056.14
  5. Step 5: Solve for x
    x = 132,073,056.14/13,264.73
  6. Step 6: Final answer
    x = 9,956.71

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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.