Home / 11,136.65-16,687.35-9,046.52

Finding the Fourth Proportional to 11,136.65, 16,687.35 and 9,046.52

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Solution

The fourth proportional to 11,136.65, 16,687.35 and 9,046.52 is: 13,555.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.65 : 16,687.35 = 9,046.52 : x
  2. Step 2: Convert to fraction form
    11,136.65/16,687.35 = 9,046.52/x
  3. Step 3: Cross multiply
    11,136.65x = 16,687.35 × 9,046.52
  4. Step 4: Simplify right side
    11,136.65x = 150,962,445.52
  5. Step 5: Solve for x
    x = 150,962,445.52/11,136.65
  6. Step 6: Final answer
    x = 13,555.46

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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.