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Finding the Fourth Proportional to 33,920.99, 50,871.12 and 23,458.25

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Solution

The fourth proportional to 33,920.99, 50,871.12 and 23,458.25 is: 35,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.99 : 50,871.12 = 23,458.25 : x
  2. Step 2: Convert to fraction form
    33,920.99/50,871.12 = 23,458.25/x
  3. Step 3: Cross multiply
    33,920.99x = 50,871.12 × 23,458.25
  4. Step 4: Simplify right side
    33,920.99x = 1,193,347,450.74
  5. Step 5: Solve for x
    x = 1,193,347,450.74/33,920.99
  6. Step 6: Final answer
    x = 35,180.21

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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.