Home / 21,446.32-32,169.30-5,863.90

Finding the Fourth Proportional to 21,446.32, 32,169.30 and 5,863.90

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Solution

The fourth proportional to 21,446.32, 32,169.30 and 5,863.90 is: 8,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,446.32 : 32,169.30 = 5,863.90 : x
  2. Step 2: Convert to fraction form
    21,446.32/32,169.30 = 5,863.90/x
  3. Step 3: Cross multiply
    21,446.32x = 32,169.30 × 5,863.90
  4. Step 4: Simplify right side
    21,446.32x = 188,637,558.27
  5. Step 5: Solve for x
    x = 188,637,558.27/21,446.32
  6. Step 6: Final answer
    x = 8,795.80

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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.