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Finding the Fourth Proportional to 24,381.63, 33,646.69 and 13,203.63

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Solution

The fourth proportional to 24,381.63, 33,646.69 and 13,203.63 is: 18,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,381.63 : 33,646.69 = 13,203.63 : x
  2. Step 2: Convert to fraction form
    24,381.63/33,646.69 = 13,203.63/x
  3. Step 3: Cross multiply
    24,381.63x = 33,646.69 × 13,203.63
  4. Step 4: Simplify right side
    24,381.63x = 444,258,556.62
  5. Step 5: Solve for x
    x = 444,258,556.62/24,381.63
  6. Step 6: Final answer
    x = 18,221.03

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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.