Home / 18,235.64-27,329.70-8,232.95

Finding the Fourth Proportional to 18,235.64, 27,329.70 and 8,232.95

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Solution

The fourth proportional to 18,235.64, 27,329.70 and 8,232.95 is: 12,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.64 : 27,329.70 = 8,232.95 : x
  2. Step 2: Convert to fraction form
    18,235.64/27,329.70 = 8,232.95/x
  3. Step 3: Cross multiply
    18,235.64x = 27,329.70 × 8,232.95
  4. Step 4: Simplify right side
    18,235.64x = 225,004,053.62
  5. Step 5: Solve for x
    x = 225,004,053.62/18,235.64
  6. Step 6: Final answer
    x = 12,338.70

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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.