Home / 26,643.14-36,761.09-17,078.66

Finding the Fourth Proportional to 26,643.14, 36,761.09 and 17,078.66

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Solution

The fourth proportional to 26,643.14, 36,761.09 and 17,078.66 is: 23,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.14 : 36,761.09 = 17,078.66 : x
  2. Step 2: Convert to fraction form
    26,643.14/36,761.09 = 17,078.66/x
  3. Step 3: Cross multiply
    26,643.14x = 36,761.09 × 17,078.66
  4. Step 4: Simplify right side
    26,643.14x = 627,830,157.34
  5. Step 5: Solve for x
    x = 627,830,157.34/26,643.14
  6. Step 6: Final answer
    x = 23,564.42

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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.