Home / 26,643.39-36,761.44-17,078.91

Finding the Fourth Proportional to 26,643.39, 36,761.44 and 17,078.91

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Solution

The fourth proportional to 26,643.39, 36,761.44 and 17,078.91 is: 23,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.39 : 36,761.44 = 17,078.91 : x
  2. Step 2: Convert to fraction form
    26,643.39/36,761.44 = 17,078.91/x
  3. Step 3: Cross multiply
    26,643.39x = 36,761.44 × 17,078.91
  4. Step 4: Simplify right side
    26,643.39x = 627,845,239.84
  5. Step 5: Solve for x
    x = 627,845,239.84/26,643.39
  6. Step 6: Final answer
    x = 23,564.77

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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.