Home / 50,046.57-75,085.61-21,990.22

Finding the Fourth Proportional to 50,046.57, 75,085.61 and 21,990.22

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Solution

The fourth proportional to 50,046.57, 75,085.61 and 21,990.22 is: 32,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,046.57 : 75,085.61 = 21,990.22 : x
  2. Step 2: Convert to fraction form
    50,046.57/75,085.61 = 21,990.22/x
  3. Step 3: Cross multiply
    50,046.57x = 75,085.61 × 21,990.22
  4. Step 4: Simplify right side
    50,046.57x = 1,651,149,082.73
  5. Step 5: Solve for x
    x = 1,651,149,082.73/50,046.57
  6. Step 6: Final answer
    x = 32,992.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.