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Finding the Fourth Proportional to 33,249.44, 45,881.04 and 18,344.48

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Solution

The fourth proportional to 33,249.44, 45,881.04 and 18,344.48 is: 25,313.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,249.44 : 45,881.04 = 18,344.48 : x
  2. Step 2: Convert to fraction form
    33,249.44/45,881.04 = 18,344.48/x
  3. Step 3: Cross multiply
    33,249.44x = 45,881.04 × 18,344.48
  4. Step 4: Simplify right side
    33,249.44x = 841,663,820.66
  5. Step 5: Solve for x
    x = 841,663,820.66/33,249.44
  6. Step 6: Final answer
    x = 25,313.62

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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.