Home / 31,727.80-47,591.70-16,175.80

Finding the Fourth Proportional to 31,727.80, 47,591.70 and 16,175.80

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Solution

The fourth proportional to 31,727.80, 47,591.70 and 16,175.80 is: 24,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.80 : 47,591.70 = 16,175.80 : x
  2. Step 2: Convert to fraction form
    31,727.80/47,591.70 = 16,175.80/x
  3. Step 3: Cross multiply
    31,727.80x = 47,591.70 × 16,175.80
  4. Step 4: Simplify right side
    31,727.80x = 769,833,820.86
  5. Step 5: Solve for x
    x = 769,833,820.86/31,727.80
  6. Step 6: Final answer
    x = 24,263.70

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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.