Home / 21,880.49-32,825.61-6,296.90

Finding the Fourth Proportional to 21,880.49, 32,825.61 and 6,296.90

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Solution

The fourth proportional to 21,880.49, 32,825.61 and 6,296.90 is: 9,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880.49 : 32,825.61 = 6,296.90 : x
  2. Step 2: Convert to fraction form
    21,880.49/32,825.61 = 6,296.90/x
  3. Step 3: Cross multiply
    21,880.49x = 32,825.61 × 6,296.90
  4. Step 4: Simplify right side
    21,880.49x = 206,699,419.48
  5. Step 5: Solve for x
    x = 206,699,419.48/21,880.49
  6. Step 6: Final answer
    x = 9,446.75

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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.