Home / 57,841.12-86,683.92-22,771.36

Finding the Fourth Proportional to 57,841.12, 86,683.92 and 22,771.36

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Solution

The fourth proportional to 57,841.12, 86,683.92 and 22,771.36 is: 34,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,841.12 : 86,683.92 = 22,771.36 : x
  2. Step 2: Convert to fraction form
    57,841.12/86,683.92 = 22,771.36/x
  3. Step 3: Cross multiply
    57,841.12x = 86,683.92 × 22,771.36
  4. Step 4: Simplify right side
    57,841.12x = 1,973,910,748.53
  5. Step 5: Solve for x
    x = 1,973,910,748.53/57,841.12
  6. Step 6: Final answer
    x = 34,126.43

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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.