Home / 16,353.92-22,556.24-10,380.40

Finding the Fourth Proportional to 16,353.92, 22,556.24 and 10,380.40

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Solution

The fourth proportional to 16,353.92, 22,556.24 and 10,380.40 is: 14,317.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,353.92 : 22,556.24 = 10,380.40 : x
  2. Step 2: Convert to fraction form
    16,353.92/22,556.24 = 10,380.40/x
  3. Step 3: Cross multiply
    16,353.92x = 22,556.24 × 10,380.40
  4. Step 4: Simplify right side
    16,353.92x = 234,142,793.70
  5. Step 5: Solve for x
    x = 234,142,793.70/16,353.92
  6. Step 6: Final answer
    x = 14,317.23

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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.