Home / 31,761.67-43,829.99-17,615.83

Finding the Fourth Proportional to 31,761.67, 43,829.99 and 17,615.83

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Solution

The fourth proportional to 31,761.67, 43,829.99 and 17,615.83 is: 24,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,761.67 : 43,829.99 = 17,615.83 : x
  2. Step 2: Convert to fraction form
    31,761.67/43,829.99 = 17,615.83/x
  3. Step 3: Cross multiply
    31,761.67x = 43,829.99 × 17,615.83
  4. Step 4: Simplify right side
    31,761.67x = 772,101,433.59
  5. Step 5: Solve for x
    x = 772,101,433.59/31,761.67
  6. Step 6: Final answer
    x = 24,309.22

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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.