Home / 57,221.56-85,815.93-17,244.42

Finding the Fourth Proportional to 57,221.56, 85,815.93 and 17,244.42

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Solution

The fourth proportional to 57,221.56, 85,815.93 and 17,244.42 is: 25,861.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,221.56 : 85,815.93 = 17,244.42 : x
  2. Step 2: Convert to fraction form
    57,221.56/85,815.93 = 17,244.42/x
  3. Step 3: Cross multiply
    57,221.56x = 85,815.93 × 17,244.42
  4. Step 4: Simplify right side
    57,221.56x = 1,479,845,510.53
  5. Step 5: Solve for x
    x = 1,479,845,510.53/57,221.56
  6. Step 6: Final answer
    x = 25,861.68

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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.