Home / 12,452.12-18,675.59-3,684.98

Finding the Fourth Proportional to 12,452.12, 18,675.59 and 3,684.98

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Solution

The fourth proportional to 12,452.12, 18,675.59 and 3,684.98 is: 5,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.12 : 18,675.59 = 3,684.98 : x
  2. Step 2: Convert to fraction form
    12,452.12/18,675.59 = 3,684.98/x
  3. Step 3: Cross multiply
    12,452.12x = 18,675.59 × 3,684.98
  4. Step 4: Simplify right side
    12,452.12x = 68,819,063.84
  5. Step 5: Solve for x
    x = 68,819,063.84/12,452.12
  6. Step 6: Final answer
    x = 5,526.70

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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.