Home / 31,696.24-43,739.28-17,355.82

Finding the Fourth Proportional to 31,696.24, 43,739.28 and 17,355.82

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Solution

The fourth proportional to 31,696.24, 43,739.28 and 17,355.82 is: 23,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,696.24 : 43,739.28 = 17,355.82 : x
  2. Step 2: Convert to fraction form
    31,696.24/43,739.28 = 17,355.82/x
  3. Step 3: Cross multiply
    31,696.24x = 43,739.28 × 17,355.82
  4. Step 4: Simplify right side
    31,696.24x = 759,131,070.61
  5. Step 5: Solve for x
    x = 759,131,070.61/31,696.24
  6. Step 6: Final answer
    x = 23,950.19

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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.