Home / 16,344.48-22,553.55-9,629.67

Finding the Fourth Proportional to 16,344.48, 22,553.55 and 9,629.67

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Solution

The fourth proportional to 16,344.48, 22,553.55 and 9,629.67 is: 13,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,344.48 : 22,553.55 = 9,629.67 : x
  2. Step 2: Convert to fraction form
    16,344.48/22,553.55 = 9,629.67/x
  3. Step 3: Cross multiply
    16,344.48x = 22,553.55 × 9,629.67
  4. Step 4: Simplify right side
    16,344.48x = 217,183,243.83
  5. Step 5: Solve for x
    x = 217,183,243.83/16,344.48
  6. Step 6: Final answer
    x = 13,287.87

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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.