Home / 16,838.80-25,258.20-10,933.90

Finding the Fourth Proportional to 16,838.80, 25,258.20 and 10,933.90

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Solution

The fourth proportional to 16,838.80, 25,258.20 and 10,933.90 is: 16,400.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.80 : 25,258.20 = 10,933.90 : x
  2. Step 2: Convert to fraction form
    16,838.80/25,258.20 = 10,933.90/x
  3. Step 3: Cross multiply
    16,838.80x = 25,258.20 × 10,933.90
  4. Step 4: Simplify right side
    16,838.80x = 276,170,632.98
  5. Step 5: Solve for x
    x = 276,170,632.98/16,838.80
  6. Step 6: Final answer
    x = 16,400.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.