Home / 16,186.41-22,339.22-9,114.17

Finding the Fourth Proportional to 16,186.41, 22,339.22 and 9,114.17

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Solution

The fourth proportional to 16,186.41, 22,339.22 and 9,114.17 is: 12,578.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.41 : 22,339.22 = 9,114.17 : x
  2. Step 2: Convert to fraction form
    16,186.41/22,339.22 = 9,114.17/x
  3. Step 3: Cross multiply
    16,186.41x = 22,339.22 × 9,114.17
  4. Step 4: Simplify right side
    16,186.41x = 203,603,291.48
  5. Step 5: Solve for x
    x = 203,603,291.48/16,186.41
  6. Step 6: Final answer
    x = 12,578.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.