Home / 57,190.28-85,796.22-21,662.24

Finding the Fourth Proportional to 57,190.28, 85,796.22 and 21,662.24

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Solution

The fourth proportional to 57,190.28, 85,796.22 and 21,662.24 is: 32,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,190.28 : 85,796.22 = 21,662.24 : x
  2. Step 2: Convert to fraction form
    57,190.28/85,796.22 = 21,662.24/x
  3. Step 3: Cross multiply
    57,190.28x = 85,796.22 × 21,662.24
  4. Step 4: Simplify right side
    57,190.28x = 1,858,537,879.75
  5. Step 5: Solve for x
    x = 1,858,537,879.75/57,190.28
  6. Step 6: Final answer
    x = 32,497.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.