Home / 27,654.98-38,166.80-16,906.14

Finding the Fourth Proportional to 27,654.98, 38,166.80 and 16,906.14

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Solution

The fourth proportional to 27,654.98, 38,166.80 and 16,906.14 is: 23,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,654.98 : 38,166.80 = 16,906.14 : x
  2. Step 2: Convert to fraction form
    27,654.98/38,166.80 = 16,906.14/x
  3. Step 3: Cross multiply
    27,654.98x = 38,166.80 × 16,906.14
  4. Step 4: Simplify right side
    27,654.98x = 645,253,322.75
  5. Step 5: Solve for x
    x = 645,253,322.75/27,654.98
  6. Step 6: Final answer
    x = 23,332.27

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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.