Home / 13,382.49-20,074.06-4,497.95

Finding the Fourth Proportional to 13,382.49, 20,074.06 and 4,497.95

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Solution

The fourth proportional to 13,382.49, 20,074.06 and 4,497.95 is: 6,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.49 : 20,074.06 = 4,497.95 : x
  2. Step 2: Convert to fraction form
    13,382.49/20,074.06 = 4,497.95/x
  3. Step 3: Cross multiply
    13,382.49x = 20,074.06 × 4,497.95
  4. Step 4: Simplify right side
    13,382.49x = 90,292,173.98
  5. Step 5: Solve for x
    x = 90,292,173.98/13,382.49
  6. Step 6: Final answer
    x = 6,747.04

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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.