Home / 21,829.66-32,744.45-6,247.28

Finding the Fourth Proportional to 21,829.66, 32,744.45 and 6,247.28

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Solution

The fourth proportional to 21,829.66, 32,744.45 and 6,247.28 is: 9,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,829.66 : 32,744.45 = 6,247.28 : x
  2. Step 2: Convert to fraction form
    21,829.66/32,744.45 = 6,247.28/x
  3. Step 3: Cross multiply
    21,829.66x = 32,744.45 × 6,247.28
  4. Step 4: Simplify right side
    21,829.66x = 204,563,845.08
  5. Step 5: Solve for x
    x = 204,563,845.08/21,829.66
  6. Step 6: Final answer
    x = 9,370.91

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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.