Home / 21,784.38-32,677.77-6,200.79

Finding the Fourth Proportional to 21,784.38, 32,677.77 and 6,200.79

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Solution

The fourth proportional to 21,784.38, 32,677.77 and 6,200.79 is: 9,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784.38 : 32,677.77 = 6,200.79 : x
  2. Step 2: Convert to fraction form
    21,784.38/32,677.77 = 6,200.79/x
  3. Step 3: Cross multiply
    21,784.38x = 32,677.77 × 6,200.79
  4. Step 4: Simplify right side
    21,784.38x = 202,627,989.44
  5. Step 5: Solve for x
    x = 202,627,989.44/21,784.38
  6. Step 6: Final answer
    x = 9,301.53

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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.