Home / 12,303.30-18,452.97-3,536.22

Finding the Fourth Proportional to 12,303.30, 18,452.97 and 3,536.22

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Solution

The fourth proportional to 12,303.30, 18,452.97 and 3,536.22 is: 5,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303.30 : 18,452.97 = 3,536.22 : x
  2. Step 2: Convert to fraction form
    12,303.30/18,452.97 = 3,536.22/x
  3. Step 3: Cross multiply
    12,303.30x = 18,452.97 × 3,536.22
  4. Step 4: Simplify right side
    12,303.30x = 65,253,761.57
  5. Step 5: Solve for x
    x = 65,253,761.57/12,303.30
  6. Step 6: Final answer
    x = 5,303.76

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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.