Home / 57,450.48-79,282.82-33,578.16

Finding the Fourth Proportional to 57,450.48, 79,282.82 and 33,578.16

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Solution

The fourth proportional to 57,450.48, 79,282.82 and 33,578.16 is: 46,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,450.48 : 79,282.82 = 33,578.16 : x
  2. Step 2: Convert to fraction form
    57,450.48/79,282.82 = 33,578.16/x
  3. Step 3: Cross multiply
    57,450.48x = 79,282.82 × 33,578.16
  4. Step 4: Simplify right side
    57,450.48x = 2,662,171,215.21
  5. Step 5: Solve for x
    x = 2,662,171,215.21/57,450.48
  6. Step 6: Final answer
    x = 46,338.54

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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.