Home / 16,958.80-25,366.20-15,216.40

Finding the Fourth Proportional to 16,958.80, 25,366.20 and 15,216.40

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Solution

The fourth proportional to 16,958.80, 25,366.20 and 15,216.40 is: 22,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.80 : 25,366.20 = 15,216.40 : x
  2. Step 2: Convert to fraction form
    16,958.80/25,366.20 = 15,216.40/x
  3. Step 3: Cross multiply
    16,958.80x = 25,366.20 × 15,216.40
  4. Step 4: Simplify right side
    16,958.80x = 385,982,245.68
  5. Step 5: Solve for x
    x = 385,982,245.68/16,958.80
  6. Step 6: Final answer
    x = 22,760.00

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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.