Home / 18,023.97-27,020.61-11,008.91

Finding the Fourth Proportional to 18,023.97, 27,020.61 and 11,008.91

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Solution

The fourth proportional to 18,023.97, 27,020.61 and 11,008.91 is: 16,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.97 : 27,020.61 = 11,008.91 : x
  2. Step 2: Convert to fraction form
    18,023.97/27,020.61 = 11,008.91/x
  3. Step 3: Cross multiply
    18,023.97x = 27,020.61 × 11,008.91
  4. Step 4: Simplify right side
    18,023.97x = 297,467,328.53
  5. Step 5: Solve for x
    x = 297,467,328.53/18,023.97
  6. Step 6: Final answer
    x = 16,503.98

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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.