Home / 11,862.15-17,793.23-11,408.55

Finding the Fourth Proportional to 11,862.15, 17,793.23 and 11,408.55

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Solution

The fourth proportional to 11,862.15, 17,793.23 and 11,408.55 is: 17,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.15 : 17,793.23 = 11,408.55 : x
  2. Step 2: Convert to fraction form
    11,862.15/17,793.23 = 11,408.55/x
  3. Step 3: Cross multiply
    11,862.15x = 17,793.23 × 11,408.55
  4. Step 4: Simplify right side
    11,862.15x = 202,994,897.07
  5. Step 5: Solve for x
    x = 202,994,897.07/11,862.15
  6. Step 6: Final answer
    x = 17,112.83

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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.