Home / 13,926.49-20,891.69-4,066.49

Finding the Fourth Proportional to 13,926.49, 20,891.69 and 4,066.49

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Solution

The fourth proportional to 13,926.49, 20,891.69 and 4,066.49 is: 6,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.49 : 20,891.69 = 4,066.49 : x
  2. Step 2: Convert to fraction form
    13,926.49/20,891.69 = 4,066.49/x
  3. Step 3: Cross multiply
    13,926.49x = 20,891.69 × 4,066.49
  4. Step 4: Simplify right side
    13,926.49x = 84,955,828.14
  5. Step 5: Solve for x
    x = 84,955,828.14/13,926.49
  6. Step 6: Final answer
    x = 6,100.31

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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.