Home / 33,231.20-45,861.80-18,895.54

Finding the Fourth Proportional to 33,231.20, 45,861.80 and 18,895.54

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Solution

The fourth proportional to 33,231.20, 45,861.80 and 18,895.54 is: 26,077.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,231.20 : 45,861.80 = 18,895.54 : x
  2. Step 2: Convert to fraction form
    33,231.20/45,861.80 = 18,895.54/x
  3. Step 3: Cross multiply
    33,231.20x = 45,861.80 × 18,895.54
  4. Step 4: Simplify right side
    33,231.20x = 866,583,476.37
  5. Step 5: Solve for x
    x = 866,583,476.37/33,231.20
  6. Step 6: Final answer
    x = 26,077.41

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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.