Home / 31,738.92-47,596.04-16,939.76

Finding the Fourth Proportional to 31,738.92, 47,596.04 and 16,939.76

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Solution

The fourth proportional to 31,738.92, 47,596.04 and 16,939.76 is: 25,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,738.92 : 47,596.04 = 16,939.76 : x
  2. Step 2: Convert to fraction form
    31,738.92/47,596.04 = 16,939.76/x
  3. Step 3: Cross multiply
    31,738.92x = 47,596.04 × 16,939.76
  4. Step 4: Simplify right side
    31,738.92x = 806,265,494.55
  5. Step 5: Solve for x
    x = 806,265,494.55/31,738.92
  6. Step 6: Final answer
    x = 25,403.05

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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.