Home / 19,853.46-29,629.41-19,049.76

Finding the Fourth Proportional to 19,853.46, 29,629.41 and 19,049.76

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Solution

The fourth proportional to 19,853.46, 29,629.41 and 19,049.76 is: 28,429.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,853.46 : 29,629.41 = 19,049.76 : x
  2. Step 2: Convert to fraction form
    19,853.46/29,629.41 = 19,049.76/x
  3. Step 3: Cross multiply
    19,853.46x = 29,629.41 × 19,049.76
  4. Step 4: Simplify right side
    19,853.46x = 564,433,149.44
  5. Step 5: Solve for x
    x = 564,433,149.44/19,853.46
  6. Step 6: Final answer
    x = 28,429.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.