Home / 31,597.43-43,594.61-18,163.85

Finding the Fourth Proportional to 31,597.43, 43,594.61 and 18,163.85

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Solution

The fourth proportional to 31,597.43, 43,594.61 and 18,163.85 is: 25,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,597.43 : 43,594.61 = 18,163.85 : x
  2. Step 2: Convert to fraction form
    31,597.43/43,594.61 = 18,163.85/x
  3. Step 3: Cross multiply
    31,597.43x = 43,594.61 × 18,163.85
  4. Step 4: Simplify right side
    31,597.43x = 791,845,648.06
  5. Step 5: Solve for x
    x = 791,845,648.06/31,597.43
  6. Step 6: Final answer
    x = 25,060.45

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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.