Home / 33,861.20-46,730.20-18,755.50

Finding the Fourth Proportional to 33,861.20, 46,730.20 and 18,755.50

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Solution

The fourth proportional to 33,861.20, 46,730.20 and 18,755.50 is: 25,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.20 : 46,730.20 = 18,755.50 : x
  2. Step 2: Convert to fraction form
    33,861.20/46,730.20 = 18,755.50/x
  3. Step 3: Cross multiply
    33,861.20x = 46,730.20 × 18,755.50
  4. Step 4: Simplify right side
    33,861.20x = 876,448,266.10
  5. Step 5: Solve for x
    x = 876,448,266.10/33,861.20
  6. Step 6: Final answer
    x = 25,883.56

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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.