Home / 18,696.38-28,050.42-5,548.82

Finding the Fourth Proportional to 18,696.38, 28,050.42 and 5,548.82

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Solution

The fourth proportional to 18,696.38, 28,050.42 and 5,548.82 is: 8,324.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,696.38 : 28,050.42 = 5,548.82 : x
  2. Step 2: Convert to fraction form
    18,696.38/28,050.42 = 5,548.82/x
  3. Step 3: Cross multiply
    18,696.38x = 28,050.42 × 5,548.82
  4. Step 4: Simplify right side
    18,696.38x = 155,646,731.50
  5. Step 5: Solve for x
    x = 155,646,731.50/18,696.38
  6. Step 6: Final answer
    x = 8,324.97

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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.