Home / 33,861.84-46,727.96-18,753.60

Finding the Fourth Proportional to 33,861.84, 46,727.96 and 18,753.60

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Solution

The fourth proportional to 33,861.84, 46,727.96 and 18,753.60 is: 25,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.84 : 46,727.96 = 18,753.60 : x
  2. Step 2: Convert to fraction form
    33,861.84/46,727.96 = 18,753.60/x
  3. Step 3: Cross multiply
    33,861.84x = 46,727.96 × 18,753.60
  4. Step 4: Simplify right side
    33,861.84x = 876,317,376.89
  5. Step 5: Solve for x
    x = 876,317,376.89/33,861.84
  6. Step 6: Final answer
    x = 25,879.20

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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.