Home / 19,306.43-28,906.97-14,612.24

Finding the Fourth Proportional to 19,306.43, 28,906.97 and 14,612.24

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Solution

The fourth proportional to 19,306.43, 28,906.97 and 14,612.24 is: 21,878.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,306.43 : 28,906.97 = 14,612.24 : x
  2. Step 2: Convert to fraction form
    19,306.43/28,906.97 = 14,612.24/x
  3. Step 3: Cross multiply
    19,306.43x = 28,906.97 × 14,612.24
  4. Step 4: Simplify right side
    19,306.43x = 422,395,583.31
  5. Step 5: Solve for x
    x = 422,395,583.31/19,306.43
  6. Step 6: Final answer
    x = 21,878.49

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Double scale
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Similar ratio
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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.