Home / 12,136.04-18,200.88-3,368.96

Finding the Fourth Proportional to 12,136.04, 18,200.88 and 3,368.96

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Solution

The fourth proportional to 12,136.04, 18,200.88 and 3,368.96 is: 5,052.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136.04 : 18,200.88 = 3,368.96 : x
  2. Step 2: Convert to fraction form
    12,136.04/18,200.88 = 3,368.96/x
  3. Step 3: Cross multiply
    12,136.04x = 18,200.88 × 3,368.96
  4. Step 4: Simplify right side
    12,136.04x = 61,318,036.68
  5. Step 5: Solve for x
    x = 61,318,036.68/12,136.04
  6. Step 6: Final answer
    x = 5,052.56

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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.