Home / 13,891.26-20,837.11-4,531.24

Finding the Fourth Proportional to 13,891.26, 20,837.11 and 4,531.24

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Solution

The fourth proportional to 13,891.26, 20,837.11 and 4,531.24 is: 6,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891.26 : 20,837.11 = 4,531.24 : x
  2. Step 2: Convert to fraction form
    13,891.26/20,837.11 = 4,531.24/x
  3. Step 3: Cross multiply
    13,891.26x = 20,837.11 × 4,531.24
  4. Step 4: Simplify right side
    13,891.26x = 94,417,946.32
  5. Step 5: Solve for x
    x = 94,417,946.32/13,891.26
  6. Step 6: Final answer
    x = 6,796.93

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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.