Home / 57,399.64-86,082.72-22,330.96

Finding the Fourth Proportional to 57,399.64, 86,082.72 and 22,330.96

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Solution

The fourth proportional to 57,399.64, 86,082.72 and 22,330.96 is: 33,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,399.64 : 86,082.72 = 22,330.96 : x
  2. Step 2: Convert to fraction form
    57,399.64/86,082.72 = 22,330.96/x
  3. Step 3: Cross multiply
    57,399.64x = 86,082.72 × 22,330.96
  4. Step 4: Simplify right side
    57,399.64x = 1,922,309,777.01
  5. Step 5: Solve for x
    x = 1,922,309,777.01/57,399.64
  6. Step 6: Final answer
    x = 33,489.93

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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.