Home / 15,236.96-21,025.92-8,522.24

Finding the Fourth Proportional to 15,236.96, 21,025.92 and 8,522.24

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Solution

The fourth proportional to 15,236.96, 21,025.92 and 8,522.24 is: 11,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.96 : 21,025.92 = 8,522.24 : x
  2. Step 2: Convert to fraction form
    15,236.96/21,025.92 = 8,522.24/x
  3. Step 3: Cross multiply
    15,236.96x = 21,025.92 × 8,522.24
  4. Step 4: Simplify right side
    15,236.96x = 179,187,936.46
  5. Step 5: Solve for x
    x = 179,187,936.46/15,236.96
  6. Step 6: Final answer
    x = 11,760.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.