Home / 16,906.96-23,331.14-9,353.08

Finding the Fourth Proportional to 16,906.96, 23,331.14 and 9,353.08

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Solution

The fourth proportional to 16,906.96, 23,331.14 and 9,353.08 is: 12,906.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.96 : 23,331.14 = 9,353.08 : x
  2. Step 2: Convert to fraction form
    16,906.96/23,331.14 = 9,353.08/x
  3. Step 3: Cross multiply
    16,906.96x = 23,331.14 × 9,353.08
  4. Step 4: Simplify right side
    16,906.96x = 218,218,018.91
  5. Step 5: Solve for x
    x = 218,218,018.91/16,906.96
  6. Step 6: Final answer
    x = 12,906.99

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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.