Home / 54,889.50-82,310.93-17,439.55

Finding the Fourth Proportional to 54,889.50, 82,310.93 and 17,439.55

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Solution

The fourth proportional to 54,889.50, 82,310.93 and 17,439.55 is: 26,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,889.50 : 82,310.93 = 17,439.55 : x
  2. Step 2: Convert to fraction form
    54,889.50/82,310.93 = 17,439.55/x
  3. Step 3: Cross multiply
    54,889.50x = 82,310.93 × 17,439.55
  4. Step 4: Simplify right side
    54,889.50x = 1,435,465,912.80
  5. Step 5: Solve for x
    x = 1,435,465,912.80/54,889.50
  6. Step 6: Final answer
    x = 26,151.92

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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.