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Finding the Fourth Proportional to 24,386.88, 33,653.89 and 13,208.88

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Solution

The fourth proportional to 24,386.88, 33,653.89 and 13,208.88 is: 18,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,386.88 : 33,653.89 = 13,208.88 : x
  2. Step 2: Convert to fraction form
    24,386.88/33,653.89 = 13,208.88/x
  3. Step 3: Cross multiply
    24,386.88x = 33,653.89 × 13,208.88
  4. Step 4: Simplify right side
    24,386.88x = 444,530,194.54
  5. Step 5: Solve for x
    x = 444,530,194.54/24,386.88
  6. Step 6: Final answer
    x = 18,228.25

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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.