Home / 15,028.03-20,737.83-8,313.27

Finding the Fourth Proportional to 15,028.03, 20,737.83 and 8,313.27

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Solution

The fourth proportional to 15,028.03, 20,737.83 and 8,313.27 is: 11,471.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028.03 : 20,737.83 = 8,313.27 : x
  2. Step 2: Convert to fraction form
    15,028.03/20,737.83 = 8,313.27/x
  3. Step 3: Cross multiply
    15,028.03x = 20,737.83 × 8,313.27
  4. Step 4: Simplify right side
    15,028.03x = 172,399,180.00
  5. Step 5: Solve for x
    x = 172,399,180.00/15,028.03
  6. Step 6: Final answer
    x = 11,471.84

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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.