Home / 11,826.91-17,719.36-10,539.82

Finding the Fourth Proportional to 11,826.91, 17,719.36 and 10,539.82

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Solution

The fourth proportional to 11,826.91, 17,719.36 and 10,539.82 is: 15,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.91 : 17,719.36 = 10,539.82 : x
  2. Step 2: Convert to fraction form
    11,826.91/17,719.36 = 10,539.82/x
  3. Step 3: Cross multiply
    11,826.91x = 17,719.36 × 10,539.82
  4. Step 4: Simplify right side
    11,826.91x = 186,758,860.71
  5. Step 5: Solve for x
    x = 186,758,860.71/11,826.91
  6. Step 6: Final answer
    x = 15,791.01

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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.