Home / 18,344.39-27,518.12-5,866.19

Finding the Fourth Proportional to 18,344.39, 27,518.12 and 5,866.19

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Solution

The fourth proportional to 18,344.39, 27,518.12 and 5,866.19 is: 8,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.39 : 27,518.12 = 5,866.19 : x
  2. Step 2: Convert to fraction form
    18,344.39/27,518.12 = 5,866.19/x
  3. Step 3: Cross multiply
    18,344.39x = 27,518.12 × 5,866.19
  4. Step 4: Simplify right side
    18,344.39x = 161,426,520.36
  5. Step 5: Solve for x
    x = 161,426,520.36/18,344.39
  6. Step 6: Final answer
    x = 8,799.78

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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.