Home / 16,110.95-22,234.37-8,943.12

Finding the Fourth Proportional to 16,110.95, 22,234.37 and 8,943.12

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Solution

The fourth proportional to 16,110.95, 22,234.37 and 8,943.12 is: 12,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,110.95 : 22,234.37 = 8,943.12 : x
  2. Step 2: Convert to fraction form
    16,110.95/22,234.37 = 8,943.12/x
  3. Step 3: Cross multiply
    16,110.95x = 22,234.37 × 8,943.12
  4. Step 4: Simplify right side
    16,110.95x = 198,844,594.32
  5. Step 5: Solve for x
    x = 198,844,594.32/16,110.95
  6. Step 6: Final answer
    x = 12,342.21

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Double scale
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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.