Home / 18,348.80-27,534.18-6,662.96

Finding the Fourth Proportional to 18,348.80, 27,534.18 and 6,662.96

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Solution

The fourth proportional to 18,348.80, 27,534.18 and 6,662.96 is: 9,998.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.80 : 27,534.18 = 6,662.96 : x
  2. Step 2: Convert to fraction form
    18,348.80/27,534.18 = 6,662.96/x
  3. Step 3: Cross multiply
    18,348.80x = 27,534.18 × 6,662.96
  4. Step 4: Simplify right side
    18,348.80x = 183,459,139.97
  5. Step 5: Solve for x
    x = 183,459,139.97/18,348.80
  6. Step 6: Final answer
    x = 9,998.43

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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.