Home / 21,766.32-32,649.84-6,183.36

Finding the Fourth Proportional to 21,766.32, 32,649.84 and 6,183.36

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Solution

The fourth proportional to 21,766.32, 32,649.84 and 6,183.36 is: 9,275.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766.32 : 32,649.84 = 6,183.36 : x
  2. Step 2: Convert to fraction form
    21,766.32/32,649.84 = 6,183.36/x
  3. Step 3: Cross multiply
    21,766.32x = 32,649.84 × 6,183.36
  4. Step 4: Simplify right side
    21,766.32x = 201,885,714.66
  5. Step 5: Solve for x
    x = 201,885,714.66/21,766.32
  6. Step 6: Final answer
    x = 9,275.14

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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.