Home / 57,325.42-85,998.24-17,872.72

Finding the Fourth Proportional to 57,325.42, 85,998.24 and 17,872.72

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Solution

The fourth proportional to 57,325.42, 85,998.24 and 17,872.72 is: 26,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,325.42 : 85,998.24 = 17,872.72 : x
  2. Step 2: Convert to fraction form
    57,325.42/85,998.24 = 17,872.72/x
  3. Step 3: Cross multiply
    57,325.42x = 85,998.24 × 17,872.72
  4. Step 4: Simplify right side
    57,325.42x = 1,537,022,464.01
  5. Step 5: Solve for x
    x = 1,537,022,464.01/57,325.42
  6. Step 6: Final answer
    x = 26,812.23

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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.