Home / 18,301.52-27,446.12-7,205.30

Finding the Fourth Proportional to 18,301.52, 27,446.12 and 7,205.30

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Solution

The fourth proportional to 18,301.52, 27,446.12 and 7,205.30 is: 10,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.52 : 27,446.12 = 7,205.30 : x
  2. Step 2: Convert to fraction form
    18,301.52/27,446.12 = 7,205.30/x
  3. Step 3: Cross multiply
    18,301.52x = 27,446.12 × 7,205.30
  4. Step 4: Simplify right side
    18,301.52x = 197,757,528.44
  5. Step 5: Solve for x
    x = 197,757,528.44/18,301.52
  6. Step 6: Final answer
    x = 10,805.52

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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.