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Finding the Fourth Proportional to 57,700.32, 79,625.84 and 33,822.38

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Solution

The fourth proportional to 57,700.32, 79,625.84 and 33,822.38 is: 46,674.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,700.32 : 79,625.84 = 33,822.38 : x
  2. Step 2: Convert to fraction form
    57,700.32/79,625.84 = 33,822.38/x
  3. Step 3: Cross multiply
    57,700.32x = 79,625.84 × 33,822.38
  4. Step 4: Simplify right side
    57,700.32x = 2,693,135,000.36
  5. Step 5: Solve for x
    x = 2,693,135,000.36/57,700.32
  6. Step 6: Final answer
    x = 46,674.53

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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.