Home / 35,136.27-48,464.16-21,517.94

Finding the Fourth Proportional to 35,136.27, 48,464.16 and 21,517.94

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Solution

The fourth proportional to 35,136.27, 48,464.16 and 21,517.94 is: 29,680.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136.27 : 48,464.16 = 21,517.94 : x
  2. Step 2: Convert to fraction form
    35,136.27/48,464.16 = 21,517.94/x
  3. Step 3: Cross multiply
    35,136.27x = 48,464.16 × 21,517.94
  4. Step 4: Simplify right side
    35,136.27x = 1,042,848,644.71
  5. Step 5: Solve for x
    x = 1,042,848,644.71/35,136.27
  6. Step 6: Final answer
    x = 29,680.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.