Home / 12,352.57-18,530.07-4,559.56

Finding the Fourth Proportional to 12,352.57, 18,530.07 and 4,559.56

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Solution

The fourth proportional to 12,352.57, 18,530.07 and 4,559.56 is: 6,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.57 : 18,530.07 = 4,559.56 : x
  2. Step 2: Convert to fraction form
    12,352.57/18,530.07 = 4,559.56/x
  3. Step 3: Cross multiply
    12,352.57x = 18,530.07 × 4,559.56
  4. Step 4: Simplify right side
    12,352.57x = 84,488,965.97
  5. Step 5: Solve for x
    x = 84,488,965.97/12,352.57
  6. Step 6: Final answer
    x = 6,839.79

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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.