Home / 21,414.56-32,124.24-5,832.32

Finding the Fourth Proportional to 21,414.56, 32,124.24 and 5,832.32

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Solution

The fourth proportional to 21,414.56, 32,124.24 and 5,832.32 is: 8,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414.56 : 32,124.24 = 5,832.32 : x
  2. Step 2: Convert to fraction form
    21,414.56/32,124.24 = 5,832.32/x
  3. Step 3: Cross multiply
    21,414.56x = 32,124.24 × 5,832.32
  4. Step 4: Simplify right side
    21,414.56x = 187,358,847.44
  5. Step 5: Solve for x
    x = 187,358,847.44/21,414.56
  6. Step 6: Final answer
    x = 8,749.13

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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.