Home / 16,672.68-25,009.20-7,908.48

Finding the Fourth Proportional to 16,672.68, 25,009.20 and 7,908.48

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Solution

The fourth proportional to 16,672.68, 25,009.20 and 7,908.48 is: 11,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.68 : 25,009.20 = 7,908.48 : x
  2. Step 2: Convert to fraction form
    16,672.68/25,009.20 = 7,908.48/x
  3. Step 3: Cross multiply
    16,672.68x = 25,009.20 × 7,908.48
  4. Step 4: Simplify right side
    16,672.68x = 197,784,758.02
  5. Step 5: Solve for x
    x = 197,784,758.02/16,672.68
  6. Step 6: Final answer
    x = 11,862.81

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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.