Home / 22,286.73-30,760.26-12,854.01

Finding the Fourth Proportional to 22,286.73, 30,760.26 and 12,854.01

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Solution

The fourth proportional to 22,286.73, 30,760.26 and 12,854.01 is: 17,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.73 : 30,760.26 = 12,854.01 : x
  2. Step 2: Convert to fraction form
    22,286.73/30,760.26 = 12,854.01/x
  3. Step 3: Cross multiply
    22,286.73x = 30,760.26 × 12,854.01
  4. Step 4: Simplify right side
    22,286.73x = 395,392,689.64
  5. Step 5: Solve for x
    x = 395,392,689.64/22,286.73
  6. Step 6: Final answer
    x = 17,741.17

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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.