Home / 12,324.26-18,486.52-3,559.26

Finding the Fourth Proportional to 12,324.26, 18,486.52 and 3,559.26

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Solution

The fourth proportional to 12,324.26, 18,486.52 and 3,559.26 is: 5,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.26 : 18,486.52 = 3,559.26 : x
  2. Step 2: Convert to fraction form
    12,324.26/18,486.52 = 3,559.26/x
  3. Step 3: Cross multiply
    12,324.26x = 18,486.52 × 3,559.26
  4. Step 4: Simplify right side
    12,324.26x = 65,798,331.18
  5. Step 5: Solve for x
    x = 65,798,331.18/12,324.26
  6. Step 6: Final answer
    x = 5,338.93

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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.