Home / 23,160.96-31,933.44-15,696

Finding the Fourth Proportional to 23,160.96, 31,933.44 and 15,696

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Solution

The fourth proportional to 23,160.96, 31,933.44 and 15,696 is: 21,641.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,160.96 : 31,933.44 = 15,696 : x
  2. Step 2: Convert to fraction form
    23,160.96/31,933.44 = 15,696/x
  3. Step 3: Cross multiply
    23,160.96x = 31,933.44 × 15,696
  4. Step 4: Simplify right side
    23,160.96x = 501,227,274.24
  5. Step 5: Solve for x
    x = 501,227,274.24/23,160.96
  6. Step 6: Final answer
    x = 21,641.04

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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.