Home / 33,458.33-46,132.11-28,912.88

Finding the Fourth Proportional to 33,458.33, 46,132.11 and 28,912.88

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Solution

The fourth proportional to 33,458.33, 46,132.11 and 28,912.88 is: 39,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,458.33 : 46,132.11 = 28,912.88 : x
  2. Step 2: Convert to fraction form
    33,458.33/46,132.11 = 28,912.88/x
  3. Step 3: Cross multiply
    33,458.33x = 46,132.11 × 28,912.88
  4. Step 4: Simplify right side
    33,458.33x = 1,333,811,929.92
  5. Step 5: Solve for x
    x = 1,333,811,929.92/33,458.33
  6. Step 6: Final answer
    x = 39,864.87

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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.