Home / 31,292.19-46,877.79-17,399.07

Finding the Fourth Proportional to 31,292.19, 46,877.79 and 17,399.07

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Solution

The fourth proportional to 31,292.19, 46,877.79 and 17,399.07 is: 26,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.19 : 46,877.79 = 17,399.07 : x
  2. Step 2: Convert to fraction form
    31,292.19/46,877.79 = 17,399.07/x
  3. Step 3: Cross multiply
    31,292.19x = 46,877.79 × 17,399.07
  4. Step 4: Simplify right side
    31,292.19x = 815,629,949.66
  5. Step 5: Solve for x
    x = 815,629,949.66/31,292.19
  6. Step 6: Final answer
    x = 26,064.97

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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.