Home / 31,163.73-43,005.95-17,016.59

Finding the Fourth Proportional to 31,163.73, 43,005.95 and 17,016.59

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Solution

The fourth proportional to 31,163.73, 43,005.95 and 17,016.59 is: 23,482.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163.73 : 43,005.95 = 17,016.59 : x
  2. Step 2: Convert to fraction form
    31,163.73/43,005.95 = 17,016.59/x
  3. Step 3: Cross multiply
    31,163.73x = 43,005.95 × 17,016.59
  4. Step 4: Simplify right side
    31,163.73x = 731,814,318.60
  5. Step 5: Solve for x
    x = 731,814,318.60/31,163.73
  6. Step 6: Final answer
    x = 23,482.89

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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.