Home / 18,141.73-27,203.85-14,182.97

Finding the Fourth Proportional to 18,141.73, 27,203.85 and 14,182.97

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Solution

The fourth proportional to 18,141.73, 27,203.85 and 14,182.97 is: 21,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,141.73 : 27,203.85 = 14,182.97 : x
  2. Step 2: Convert to fraction form
    18,141.73/27,203.85 = 14,182.97/x
  3. Step 3: Cross multiply
    18,141.73x = 27,203.85 × 14,182.97
  4. Step 4: Simplify right side
    18,141.73x = 385,831,252.42
  5. Step 5: Solve for x
    x = 385,831,252.42/18,141.73
  6. Step 6: Final answer
    x = 21,267.61

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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.