Home / 41,136.42-61,714.35-21,410.49

Finding the Fourth Proportional to 41,136.42, 61,714.35 and 21,410.49

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Solution

The fourth proportional to 41,136.42, 61,714.35 and 21,410.49 is: 32,120.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,136.42 : 61,714.35 = 21,410.49 : x
  2. Step 2: Convert to fraction form
    41,136.42/61,714.35 = 21,410.49/x
  3. Step 3: Cross multiply
    41,136.42x = 61,714.35 × 21,410.49
  4. Step 4: Simplify right side
    41,136.42x = 1,321,334,473.53
  5. Step 5: Solve for x
    x = 1,321,334,473.53/41,136.42
  6. Step 6: Final answer
    x = 32,120.79

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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.