Home / 16,905.92-23,331.91-9,736.07

Finding the Fourth Proportional to 16,905.92, 23,331.91 and 9,736.07

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Solution

The fourth proportional to 16,905.92, 23,331.91 and 9,736.07 is: 13,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.92 : 23,331.91 = 9,736.07 : x
  2. Step 2: Convert to fraction form
    16,905.92/23,331.91 = 9,736.07/x
  3. Step 3: Cross multiply
    16,905.92x = 23,331.91 × 9,736.07
  4. Step 4: Simplify right side
    16,905.92x = 227,160,958.87
  5. Step 5: Solve for x
    x = 227,160,958.87/16,905.92
  6. Step 6: Final answer
    x = 13,436.77

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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.