Home / 31,967.09-47,964.44-17,158.69

Finding the Fourth Proportional to 31,967.09, 47,964.44 and 17,158.69

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Solution

The fourth proportional to 31,967.09, 47,964.44 and 17,158.69 is: 25,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,967.09 : 47,964.44 = 17,158.69 : x
  2. Step 2: Convert to fraction form
    31,967.09/47,964.44 = 17,158.69/x
  3. Step 3: Cross multiply
    31,967.09x = 47,964.44 × 17,158.69
  4. Step 4: Simplify right side
    31,967.09x = 823,006,879.97
  5. Step 5: Solve for x
    x = 823,006,879.97/31,967.09
  6. Step 6: Final answer
    x = 25,745.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.