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Finding the Fourth Proportional to 24,230.88, 33,436.80 and 13,619.88

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Solution

The fourth proportional to 24,230.88, 33,436.80 and 13,619.88 is: 18,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,230.88 : 33,436.80 = 13,619.88 : x
  2. Step 2: Convert to fraction form
    24,230.88/33,436.80 = 13,619.88/x
  3. Step 3: Cross multiply
    24,230.88x = 33,436.80 × 13,619.88
  4. Step 4: Simplify right side
    24,230.88x = 455,405,203.58
  5. Step 5: Solve for x
    x = 455,405,203.58/24,230.88
  6. Step 6: Final answer
    x = 18,794.41

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1.5x scale

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.