Home / 31,543.87-43,530.52-17,396.73

Finding the Fourth Proportional to 31,543.87, 43,530.52 and 17,396.73

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Solution

The fourth proportional to 31,543.87, 43,530.52 and 17,396.73 is: 24,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.87 : 43,530.52 = 17,396.73 : x
  2. Step 2: Convert to fraction form
    31,543.87/43,530.52 = 17,396.73/x
  3. Step 3: Cross multiply
    31,543.87x = 43,530.52 × 17,396.73
  4. Step 4: Simplify right side
    31,543.87x = 757,288,703.20
  5. Step 5: Solve for x
    x = 757,288,703.20/31,543.87
  6. Step 6: Final answer
    x = 24,007.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.