Home / 13,418.24-20,136.60-6,030.98

Finding the Fourth Proportional to 13,418.24, 20,136.60 and 6,030.98

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Solution

The fourth proportional to 13,418.24, 20,136.60 and 6,030.98 is: 9,050.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,418.24 : 20,136.60 = 6,030.98 : x
  2. Step 2: Convert to fraction form
    13,418.24/20,136.60 = 6,030.98/x
  3. Step 3: Cross multiply
    13,418.24x = 20,136.60 × 6,030.98
  4. Step 4: Simplify right side
    13,418.24x = 121,443,431.87
  5. Step 5: Solve for x
    x = 121,443,431.87/13,418.24
  6. Step 6: Final answer
    x = 9,050.62

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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.