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Finding the Fourth Proportional to 33,297.03, 45,949.98 and 18,189.99

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Solution

The fourth proportional to 33,297.03, 45,949.98 and 18,189.99 is: 25,102.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,297.03 : 45,949.98 = 18,189.99 : x
  2. Step 2: Convert to fraction form
    33,297.03/45,949.98 = 18,189.99/x
  3. Step 3: Cross multiply
    33,297.03x = 45,949.98 × 18,189.99
  4. Step 4: Simplify right side
    33,297.03x = 835,829,585.75
  5. Step 5: Solve for x
    x = 835,829,585.75/33,297.03
  6. Step 6: Final answer
    x = 25,102.23

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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.