Home / 12,033.24-18,004.46-7,105.56

Finding the Fourth Proportional to 12,033.24, 18,004.46 and 7,105.56

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Solution

The fourth proportional to 12,033.24, 18,004.46 and 7,105.56 is: 10,631.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.24 : 18,004.46 = 7,105.56 : x
  2. Step 2: Convert to fraction form
    12,033.24/18,004.46 = 7,105.56/x
  3. Step 3: Cross multiply
    12,033.24x = 18,004.46 × 7,105.56
  4. Step 4: Simplify right side
    12,033.24x = 127,931,770.80
  5. Step 5: Solve for x
    x = 127,931,770.80/12,033.24
  6. Step 6: Final answer
    x = 10,631.53

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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.