Home / 18,348.24-27,513.69-7,108.85

Finding the Fourth Proportional to 18,348.24, 27,513.69 and 7,108.85

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Solution

The fourth proportional to 18,348.24, 27,513.69 and 7,108.85 is: 10,659.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.24 : 27,513.69 = 7,108.85 : x
  2. Step 2: Convert to fraction form
    18,348.24/27,513.69 = 7,108.85/x
  3. Step 3: Cross multiply
    18,348.24x = 27,513.69 × 7,108.85
  4. Step 4: Simplify right side
    18,348.24x = 195,590,695.16
  5. Step 5: Solve for x
    x = 195,590,695.16/18,348.24
  6. Step 6: Final answer
    x = 10,659.92

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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.