Home / 13,236.22-18,265.85-7,267.83

Finding the Fourth Proportional to 13,236.22, 18,265.85 and 7,267.83

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Solution

The fourth proportional to 13,236.22, 18,265.85 and 7,267.83 is: 10,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.22 : 18,265.85 = 7,267.83 : x
  2. Step 2: Convert to fraction form
    13,236.22/18,265.85 = 7,267.83/x
  3. Step 3: Cross multiply
    13,236.22x = 18,265.85 × 7,267.83
  4. Step 4: Simplify right side
    13,236.22x = 132,753,092.61
  5. Step 5: Solve for x
    x = 132,753,092.61/13,236.22
  6. Step 6: Final answer
    x = 10,029.54

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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.