Home / 13,141.26-19,713.24-4,373.82

Finding the Fourth Proportional to 13,141.26, 19,713.24 and 4,373.82

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Solution

The fourth proportional to 13,141.26, 19,713.24 and 4,373.82 is: 6,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141.26 : 19,713.24 = 4,373.82 : x
  2. Step 2: Convert to fraction form
    13,141.26/19,713.24 = 4,373.82/x
  3. Step 3: Cross multiply
    13,141.26x = 19,713.24 × 4,373.82
  4. Step 4: Simplify right side
    13,141.26x = 86,222,163.38
  5. Step 5: Solve for x
    x = 86,222,163.38/13,141.26
  6. Step 6: Final answer
    x = 6,561.18

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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.