Home / 12,368.72-18,544.44-4,576.52

Finding the Fourth Proportional to 12,368.72, 18,544.44 and 4,576.52

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Solution

The fourth proportional to 12,368.72, 18,544.44 and 4,576.52 is: 6,861.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.72 : 18,544.44 = 4,576.52 : x
  2. Step 2: Convert to fraction form
    12,368.72/18,544.44 = 4,576.52/x
  3. Step 3: Cross multiply
    12,368.72x = 18,544.44 × 4,576.52
  4. Step 4: Simplify right side
    12,368.72x = 84,869,000.55
  5. Step 5: Solve for x
    x = 84,869,000.55/12,368.72
  6. Step 6: Final answer
    x = 6,861.58

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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.