Home / 27,100.62-40,654.32-9,326.70

Finding the Fourth Proportional to 27,100.62, 40,654.32 and 9,326.70

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Solution

The fourth proportional to 27,100.62, 40,654.32 and 9,326.70 is: 13,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.62 : 40,654.32 = 9,326.70 : x
  2. Step 2: Convert to fraction form
    27,100.62/40,654.32 = 9,326.70/x
  3. Step 3: Cross multiply
    27,100.62x = 40,654.32 × 9,326.70
  4. Step 4: Simplify right side
    27,100.62x = 379,170,646.34
  5. Step 5: Solve for x
    x = 379,170,646.34/27,100.62
  6. Step 6: Final answer
    x = 13,991.22

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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.