Home / 17,784.03-24,531.69-11,408.36

Finding the Fourth Proportional to 17,784.03, 24,531.69 and 11,408.36

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Solution

The fourth proportional to 17,784.03, 24,531.69 and 11,408.36 is: 15,736.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,784.03 : 24,531.69 = 11,408.36 : x
  2. Step 2: Convert to fraction form
    17,784.03/24,531.69 = 11,408.36/x
  3. Step 3: Cross multiply
    17,784.03x = 24,531.69 × 11,408.36
  4. Step 4: Simplify right side
    17,784.03x = 279,866,412.26
  5. Step 5: Solve for x
    x = 279,866,412.26/17,784.03
  6. Step 6: Final answer
    x = 15,736.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.