Home / 14,760.65-20,369.57-8,046.28

Finding the Fourth Proportional to 14,760.65, 20,369.57 and 8,046.28

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Solution

The fourth proportional to 14,760.65, 20,369.57 and 8,046.28 is: 11,103.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.65 : 20,369.57 = 8,046.28 : x
  2. Step 2: Convert to fraction form
    14,760.65/20,369.57 = 8,046.28/x
  3. Step 3: Cross multiply
    14,760.65x = 20,369.57 × 8,046.28
  4. Step 4: Simplify right side
    14,760.65x = 163,899,121.62
  5. Step 5: Solve for x
    x = 163,899,121.62/14,760.65
  6. Step 6: Final answer
    x = 11,103.79

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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.