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Finding the Fourth Proportional to 18,179.84, 27,267.03 and 6,335.42

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Solution

The fourth proportional to 18,179.84, 27,267.03 and 6,335.42 is: 9,502.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.84 : 27,267.03 = 6,335.42 : x
  2. Step 2: Convert to fraction form
    18,179.84/27,267.03 = 6,335.42/x
  3. Step 3: Cross multiply
    18,179.84x = 27,267.03 × 6,335.42
  4. Step 4: Simplify right side
    18,179.84x = 172,747,950.87
  5. Step 5: Solve for x
    x = 172,747,950.87/18,179.84
  6. Step 6: Final answer
    x = 9,502.17

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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.