Home / 18,207.48-27,302.04-7,105.62

Finding the Fourth Proportional to 18,207.48, 27,302.04 and 7,105.62

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Solution

The fourth proportional to 18,207.48, 27,302.04 and 7,105.62 is: 10,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.48 : 27,302.04 = 7,105.62 : x
  2. Step 2: Convert to fraction form
    18,207.48/27,302.04 = 7,105.62/x
  3. Step 3: Cross multiply
    18,207.48x = 27,302.04 × 7,105.62
  4. Step 4: Simplify right side
    18,207.48x = 193,997,921.46
  5. Step 5: Solve for x
    x = 193,997,921.46/18,207.48
  6. Step 6: Final answer
    x = 10,654.85

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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.