Home / 26,940.88-37,178.41-15,616.95

Finding the Fourth Proportional to 26,940.88, 37,178.41 and 15,616.95

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Solution

The fourth proportional to 26,940.88, 37,178.41 and 15,616.95 is: 21,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.88 : 37,178.41 = 15,616.95 : x
  2. Step 2: Convert to fraction form
    26,940.88/37,178.41 = 15,616.95/x
  3. Step 3: Cross multiply
    26,940.88x = 37,178.41 × 15,616.95
  4. Step 4: Simplify right side
    26,940.88x = 580,613,462.94
  5. Step 5: Solve for x
    x = 580,613,462.94/26,940.88
  6. Step 6: Final answer
    x = 21,551.39

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1.5x scale

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.