Home / 27,654.08-38,168.82-17,580.56

Finding the Fourth Proportional to 27,654.08, 38,168.82 and 17,580.56

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Solution

The fourth proportional to 27,654.08, 38,168.82 and 17,580.56 is: 24,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,654.08 : 38,168.82 = 17,580.56 : x
  2. Step 2: Convert to fraction form
    27,654.08/38,168.82 = 17,580.56/x
  3. Step 3: Cross multiply
    27,654.08x = 38,168.82 × 17,580.56
  4. Step 4: Simplify right side
    27,654.08x = 671,029,230.14
  5. Step 5: Solve for x
    x = 671,029,230.14/27,654.08
  6. Step 6: Final answer
    x = 24,265.11

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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.