Home / 21,881.49-32,827.11-6,297.90

Finding the Fourth Proportional to 21,881.49, 32,827.11 and 6,297.90

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Solution

The fourth proportional to 21,881.49, 32,827.11 and 6,297.90 is: 9,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,881.49 : 32,827.11 = 6,297.90 : x
  2. Step 2: Convert to fraction form
    21,881.49/32,827.11 = 6,297.90/x
  3. Step 3: Cross multiply
    21,881.49x = 32,827.11 × 6,297.90
  4. Step 4: Simplify right side
    21,881.49x = 206,741,856.07
  5. Step 5: Solve for x
    x = 206,741,856.07/21,881.49
  6. Step 6: Final answer
    x = 9,448.25

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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.