Home / 57,255.72-79,008.89-33,057.64

Finding the Fourth Proportional to 57,255.72, 79,008.89 and 33,057.64

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Solution

The fourth proportional to 57,255.72, 79,008.89 and 33,057.64 is: 45,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,255.72 : 79,008.89 = 33,057.64 : x
  2. Step 2: Convert to fraction form
    57,255.72/79,008.89 = 33,057.64/x
  3. Step 3: Cross multiply
    57,255.72x = 79,008.89 × 33,057.64
  4. Step 4: Simplify right side
    57,255.72x = 2,611,847,442.42
  5. Step 5: Solve for x
    x = 2,611,847,442.42/57,255.72
  6. Step 6: Final answer
    x = 45,617.23

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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.