Home / 19,366.49-29,040.12-6,884.60

Finding the Fourth Proportional to 19,366.49, 29,040.12 and 6,884.60

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Solution

The fourth proportional to 19,366.49, 29,040.12 and 6,884.60 is: 10,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366.49 : 29,040.12 = 6,884.60 : x
  2. Step 2: Convert to fraction form
    19,366.49/29,040.12 = 6,884.60/x
  3. Step 3: Cross multiply
    19,366.49x = 29,040.12 × 6,884.60
  4. Step 4: Simplify right side
    19,366.49x = 199,929,464.95
  5. Step 5: Solve for x
    x = 199,929,464.95/19,366.49
  6. Step 6: Final answer
    x = 10,323.47

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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.