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Finding the Fourth Proportional to 57,668.14, 79,583.07 and 33,801.58

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Solution

The fourth proportional to 57,668.14, 79,583.07 and 33,801.58 is: 46,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,668.14 : 79,583.07 = 33,801.58 : x
  2. Step 2: Convert to fraction form
    57,668.14/79,583.07 = 33,801.58/x
  3. Step 3: Cross multiply
    57,668.14x = 79,583.07 × 33,801.58
  4. Step 4: Simplify right side
    57,668.14x = 2,690,033,507.25
  5. Step 5: Solve for x
    x = 2,690,033,507.25/57,668.14
  6. Step 6: Final answer
    x = 46,646.79

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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.