Home / 13,232.38-18,269.23-8,201.95

Finding the Fourth Proportional to 13,232.38, 18,269.23 and 8,201.95

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Solution

The fourth proportional to 13,232.38, 18,269.23 and 8,201.95 is: 11,323.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232.38 : 18,269.23 = 8,201.95 : x
  2. Step 2: Convert to fraction form
    13,232.38/18,269.23 = 8,201.95/x
  3. Step 3: Cross multiply
    13,232.38x = 18,269.23 × 8,201.95
  4. Step 4: Simplify right side
    13,232.38x = 149,843,311.00
  5. Step 5: Solve for x
    x = 149,843,311.00/13,232.38
  6. Step 6: Final answer
    x = 11,323.99

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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.