Home / 21,293.64-31,940.46-17,444.52

Finding the Fourth Proportional to 21,293.64, 31,940.46 and 17,444.52

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Solution

The fourth proportional to 21,293.64, 31,940.46 and 17,444.52 is: 26,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,293.64 : 31,940.46 = 17,444.52 : x
  2. Step 2: Convert to fraction form
    21,293.64/31,940.46 = 17,444.52/x
  3. Step 3: Cross multiply
    21,293.64x = 31,940.46 × 17,444.52
  4. Step 4: Simplify right side
    21,293.64x = 557,185,993.28
  5. Step 5: Solve for x
    x = 557,185,993.28/21,293.64
  6. Step 6: Final answer
    x = 26,166.78

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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.