Home / 21,884.16-32,821.44-6,298.40

Finding the Fourth Proportional to 21,884.16, 32,821.44 and 6,298.40

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Solution

The fourth proportional to 21,884.16, 32,821.44 and 6,298.40 is: 9,446.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,884.16 : 32,821.44 = 6,298.40 : x
  2. Step 2: Convert to fraction form
    21,884.16/32,821.44 = 6,298.40/x
  3. Step 3: Cross multiply
    21,884.16x = 32,821.44 × 6,298.40
  4. Step 4: Simplify right side
    21,884.16x = 206,722,557.70
  5. Step 5: Solve for x
    x = 206,722,557.70/21,884.16
  6. Step 6: Final answer
    x = 9,446.22

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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.