Home / 31,163.31-43,006.41-17,017.07

Finding the Fourth Proportional to 31,163.31, 43,006.41 and 17,017.07

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Solution

The fourth proportional to 31,163.31, 43,006.41 and 17,017.07 is: 23,484.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163.31 : 43,006.41 = 17,017.07 : x
  2. Step 2: Convert to fraction form
    31,163.31/43,006.41 = 17,017.07/x
  3. Step 3: Cross multiply
    31,163.31x = 43,006.41 × 17,017.07
  4. Step 4: Simplify right side
    31,163.31x = 731,842,874.39
  5. Step 5: Solve for x
    x = 731,842,874.39/31,163.31
  6. Step 6: Final answer
    x = 23,484.12

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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.