Home / 18,694.19-28,041.27-5,546.44

Finding the Fourth Proportional to 18,694.19, 28,041.27 and 5,546.44

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Solution

The fourth proportional to 18,694.19, 28,041.27 and 5,546.44 is: 8,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694.19 : 28,041.27 = 5,546.44 : x
  2. Step 2: Convert to fraction form
    18,694.19/28,041.27 = 5,546.44/x
  3. Step 3: Cross multiply
    18,694.19x = 28,041.27 × 5,546.44
  4. Step 4: Simplify right side
    18,694.19x = 155,529,221.58
  5. Step 5: Solve for x
    x = 155,529,221.58/18,694.19
  6. Step 6: Final answer
    x = 8,319.66

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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.