Home / 13,367.26-20,065.02-9,861.38

Finding the Fourth Proportional to 13,367.26, 20,065.02 and 9,861.38

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Solution

The fourth proportional to 13,367.26, 20,065.02 and 9,861.38 is: 14,802.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367.26 : 20,065.02 = 9,861.38 : x
  2. Step 2: Convert to fraction form
    13,367.26/20,065.02 = 9,861.38/x
  3. Step 3: Cross multiply
    13,367.26x = 20,065.02 × 9,861.38
  4. Step 4: Simplify right side
    13,367.26x = 197,868,724.87
  5. Step 5: Solve for x
    x = 197,868,724.87/13,367.26
  6. Step 6: Final answer
    x = 14,802.49

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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.