Home / 11,815.88-17,726.34-5,895.95

Finding the Fourth Proportional to 11,815.88, 17,726.34 and 5,895.95

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Solution

The fourth proportional to 11,815.88, 17,726.34 and 5,895.95 is: 8,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,815.88 : 17,726.34 = 5,895.95 : x
  2. Step 2: Convert to fraction form
    11,815.88/17,726.34 = 5,895.95/x
  3. Step 3: Cross multiply
    11,815.88x = 17,726.34 × 5,895.95
  4. Step 4: Simplify right side
    11,815.88x = 104,513,614.32
  5. Step 5: Solve for x
    x = 104,513,614.32/11,815.88
  6. Step 6: Final answer
    x = 8,845.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.