Home / 12,535.24-18,799.83-3,648.18

Finding the Fourth Proportional to 12,535.24, 18,799.83 and 3,648.18

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Solution

The fourth proportional to 12,535.24, 18,799.83 and 3,648.18 is: 5,471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535.24 : 18,799.83 = 3,648.18 : x
  2. Step 2: Convert to fraction form
    12,535.24/18,799.83 = 3,648.18/x
  3. Step 3: Cross multiply
    12,535.24x = 18,799.83 × 3,648.18
  4. Step 4: Simplify right side
    12,535.24x = 68,585,163.81
  5. Step 5: Solve for x
    x = 68,585,163.81/12,535.24
  6. Step 6: Final answer
    x = 5,471.39

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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.