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Finding the Fourth Proportional to 57,425.40, 79,242.44 and 33,549.44

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Solution

The fourth proportional to 57,425.40, 79,242.44 and 33,549.44 is: 46,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,425.40 : 79,242.44 = 33,549.44 : x
  2. Step 2: Convert to fraction form
    57,425.40/79,242.44 = 33,549.44/x
  3. Step 3: Cross multiply
    57,425.40x = 79,242.44 × 33,549.44
  4. Step 4: Simplify right side
    57,425.40x = 2,658,538,922.27
  5. Step 5: Solve for x
    x = 2,658,538,922.27/57,425.40
  6. Step 6: Final answer
    x = 46,295.52

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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.