Home / 33,219.57-45,844.17-18,113.49

Finding the Fourth Proportional to 33,219.57, 45,844.17 and 18,113.49

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Solution

The fourth proportional to 33,219.57, 45,844.17 and 18,113.49 is: 24,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219.57 : 45,844.17 = 18,113.49 : x
  2. Step 2: Convert to fraction form
    33,219.57/45,844.17 = 18,113.49/x
  3. Step 3: Cross multiply
    33,219.57x = 45,844.17 × 18,113.49
  4. Step 4: Simplify right side
    33,219.57x = 830,397,914.85
  5. Step 5: Solve for x
    x = 830,397,914.85/33,219.57
  6. Step 6: Final answer
    x = 24,997.25

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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.