Home / 21,414.72-32,122.24-5,832.48

Finding the Fourth Proportional to 21,414.72, 32,122.24 and 5,832.48

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Solution

The fourth proportional to 21,414.72, 32,122.24 and 5,832.48 is: 8,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414.72 : 32,122.24 = 5,832.48 : x
  2. Step 2: Convert to fraction form
    21,414.72/32,122.24 = 5,832.48/x
  3. Step 3: Cross multiply
    21,414.72x = 32,122.24 × 5,832.48
  4. Step 4: Simplify right side
    21,414.72x = 187,352,322.36
  5. Step 5: Solve for x
    x = 187,352,322.36/21,414.72
  6. Step 6: Final answer
    x = 8,748.76

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1.5x scale

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.