Home / 13,269.26-19,906.32-4,503.71

Finding the Fourth Proportional to 13,269.26, 19,906.32 and 4,503.71

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Solution

The fourth proportional to 13,269.26, 19,906.32 and 4,503.71 is: 6,756.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.26 : 19,906.32 = 4,503.71 : x
  2. Step 2: Convert to fraction form
    13,269.26/19,906.32 = 4,503.71/x
  3. Step 3: Cross multiply
    13,269.26x = 19,906.32 × 4,503.71
  4. Step 4: Simplify right side
    13,269.26x = 89,652,292.45
  5. Step 5: Solve for x
    x = 89,652,292.45/13,269.26
  6. Step 6: Final answer
    x = 6,756.39

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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.