Home / 16,631.92-22,945.44-10,969.62

Finding the Fourth Proportional to 16,631.92, 22,945.44 and 10,969.62

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Solution

The fourth proportional to 16,631.92, 22,945.44 and 10,969.62 is: 15,133.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,631.92 : 22,945.44 = 10,969.62 : x
  2. Step 2: Convert to fraction form
    16,631.92/22,945.44 = 10,969.62/x
  3. Step 3: Cross multiply
    16,631.92x = 22,945.44 × 10,969.62
  4. Step 4: Simplify right side
    16,631.92x = 251,702,757.53
  5. Step 5: Solve for x
    x = 251,702,757.53/16,631.92
  6. Step 6: Final answer
    x = 15,133.72

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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.