Home / 26,710.45-36,860.34-15,375.82

Finding the Fourth Proportional to 26,710.45, 36,860.34 and 15,375.82

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Solution

The fourth proportional to 26,710.45, 36,860.34 and 15,375.82 is: 21,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,710.45 : 36,860.34 = 15,375.82 : x
  2. Step 2: Convert to fraction form
    26,710.45/36,860.34 = 15,375.82/x
  3. Step 3: Cross multiply
    26,710.45x = 36,860.34 × 15,375.82
  4. Step 4: Simplify right side
    26,710.45x = 566,757,952.98
  5. Step 5: Solve for x
    x = 566,757,952.98/26,710.45
  6. Step 6: Final answer
    x = 21,218.58

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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.