Home / 14,229.54-21,344.31-4,869.68

Finding the Fourth Proportional to 14,229.54, 21,344.31 and 4,869.68

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Solution

The fourth proportional to 14,229.54, 21,344.31 and 4,869.68 is: 7,304.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.54 : 21,344.31 = 4,869.68 : x
  2. Step 2: Convert to fraction form
    14,229.54/21,344.31 = 4,869.68/x
  3. Step 3: Cross multiply
    14,229.54x = 21,344.31 × 4,869.68
  4. Step 4: Simplify right side
    14,229.54x = 103,939,852.80
  5. Step 5: Solve for x
    x = 103,939,852.80/14,229.54
  6. Step 6: Final answer
    x = 7,304.51

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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.