Home / 12,862.44-19,282.73-12,250.08

Finding the Fourth Proportional to 12,862.44, 19,282.73 and 12,250.08

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Solution

The fourth proportional to 12,862.44, 19,282.73 and 12,250.08 is: 18,364.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.44 : 19,282.73 = 12,250.08 : x
  2. Step 2: Convert to fraction form
    12,862.44/19,282.73 = 12,250.08/x
  3. Step 3: Cross multiply
    12,862.44x = 19,282.73 × 12,250.08
  4. Step 4: Simplify right side
    12,862.44x = 236,214,923.87
  5. Step 5: Solve for x
    x = 236,214,923.87/12,862.44
  6. Step 6: Final answer
    x = 18,364.71

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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.