Home / 33,310.11-45,967.85-18,202.87

Finding the Fourth Proportional to 33,310.11, 45,967.85 and 18,202.87

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Solution

The fourth proportional to 33,310.11, 45,967.85 and 18,202.87 is: 25,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.11 : 45,967.85 = 18,202.87 : x
  2. Step 2: Convert to fraction form
    33,310.11/45,967.85 = 18,202.87/x
  3. Step 3: Cross multiply
    33,310.11x = 45,967.85 × 18,202.87
  4. Step 4: Simplify right side
    33,310.11x = 836,746,728.32
  5. Step 5: Solve for x
    x = 836,746,728.32/33,310.11
  6. Step 6: Final answer
    x = 25,119.90

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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.