Home / 12,273.14-18,407.94-3,952.08

Finding the Fourth Proportional to 12,273.14, 18,407.94 and 3,952.08

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Solution

The fourth proportional to 12,273.14, 18,407.94 and 3,952.08 is: 5,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.14 : 18,407.94 = 3,952.08 : x
  2. Step 2: Convert to fraction form
    12,273.14/18,407.94 = 3,952.08/x
  3. Step 3: Cross multiply
    12,273.14x = 18,407.94 × 3,952.08
  4. Step 4: Simplify right side
    12,273.14x = 72,749,651.52
  5. Step 5: Solve for x
    x = 72,749,651.52/12,273.14
  6. Step 6: Final answer
    x = 5,927.55

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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.