Home / 31,723.39-43,774.90-17,574.85

Finding the Fourth Proportional to 31,723.39, 43,774.90 and 17,574.85

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Solution

The fourth proportional to 31,723.39, 43,774.90 and 17,574.85 is: 24,251.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,723.39 : 43,774.90 = 17,574.85 : x
  2. Step 2: Convert to fraction form
    31,723.39/43,774.90 = 17,574.85/x
  3. Step 3: Cross multiply
    31,723.39x = 43,774.90 × 17,574.85
  4. Step 4: Simplify right side
    31,723.39x = 769,337,301.27
  5. Step 5: Solve for x
    x = 769,337,301.27/31,723.39
  6. Step 6: Final answer
    x = 24,251.42

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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.