Home / 31,724.57-47,608.38-16,944.09

Finding the Fourth Proportional to 31,724.57, 47,608.38 and 16,944.09

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Solution

The fourth proportional to 31,724.57, 47,608.38 and 16,944.09 is: 25,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.57 : 47,608.38 = 16,944.09 : x
  2. Step 2: Convert to fraction form
    31,724.57/47,608.38 = 16,944.09/x
  3. Step 3: Cross multiply
    31,724.57x = 47,608.38 × 16,944.09
  4. Step 4: Simplify right side
    31,724.57x = 806,680,675.47
  5. Step 5: Solve for x
    x = 806,680,675.47/31,724.57
  6. Step 6: Final answer
    x = 25,427.64

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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.