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Finding the Fourth Proportional to 18,277.52, 27,416.70 and 5,965.52

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Solution

The fourth proportional to 18,277.52, 27,416.70 and 5,965.52 is: 8,948.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.52 : 27,416.70 = 5,965.52 : x
  2. Step 2: Convert to fraction form
    18,277.52/27,416.70 = 5,965.52/x
  3. Step 3: Cross multiply
    18,277.52x = 27,416.70 × 5,965.52
  4. Step 4: Simplify right side
    18,277.52x = 163,554,872.18
  5. Step 5: Solve for x
    x = 163,554,872.18/18,277.52
  6. Step 6: Final answer
    x = 8,948.42

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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.