Home / 16,760.20-25,140.30-14,621.80

Finding the Fourth Proportional to 16,760.20, 25,140.30 and 14,621.80

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Solution

The fourth proportional to 16,760.20, 25,140.30 and 14,621.80 is: 21,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,760.20 : 25,140.30 = 14,621.80 : x
  2. Step 2: Convert to fraction form
    16,760.20/25,140.30 = 14,621.80/x
  3. Step 3: Cross multiply
    16,760.20x = 25,140.30 × 14,621.80
  4. Step 4: Simplify right side
    16,760.20x = 367,596,438.54
  5. Step 5: Solve for x
    x = 367,596,438.54/16,760.20
  6. Step 6: Final answer
    x = 21,932.70

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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.