Home / 14,760.97-20,373.46-8,797.28

Finding the Fourth Proportional to 14,760.97, 20,373.46 and 8,797.28

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Solution

The fourth proportional to 14,760.97, 20,373.46 and 8,797.28 is: 12,142.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.97 : 20,373.46 = 8,797.28 : x
  2. Step 2: Convert to fraction form
    14,760.97/20,373.46 = 8,797.28/x
  3. Step 3: Cross multiply
    14,760.97x = 20,373.46 × 8,797.28
  4. Step 4: Simplify right side
    14,760.97x = 179,230,908.33
  5. Step 5: Solve for x
    x = 179,230,908.33/14,760.97
  6. Step 6: Final answer
    x = 12,142.22

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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.