Home / 26,735.18-36,891.79-15,402.43

Finding the Fourth Proportional to 26,735.18, 36,891.79 and 15,402.43

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Solution

The fourth proportional to 26,735.18, 36,891.79 and 15,402.43 is: 21,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,735.18 : 36,891.79 = 15,402.43 : x
  2. Step 2: Convert to fraction form
    26,735.18/36,891.79 = 15,402.43/x
  3. Step 3: Cross multiply
    26,735.18x = 36,891.79 × 15,402.43
  4. Step 4: Simplify right side
    26,735.18x = 568,223,220.66
  5. Step 5: Solve for x
    x = 568,223,220.66/26,735.18
  6. Step 6: Final answer
    x = 21,253.77

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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.