Home / 14,183.71-21,275.57-6,383.41

Finding the Fourth Proportional to 14,183.71, 21,275.57 and 6,383.41

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Solution

The fourth proportional to 14,183.71, 21,275.57 and 6,383.41 is: 9,575.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.71 : 21,275.57 = 6,383.41 : x
  2. Step 2: Convert to fraction form
    14,183.71/21,275.57 = 6,383.41/x
  3. Step 3: Cross multiply
    14,183.71x = 21,275.57 × 6,383.41
  4. Step 4: Simplify right side
    14,183.71x = 135,810,686.29
  5. Step 5: Solve for x
    x = 135,810,686.29/14,183.71
  6. Step 6: Final answer
    x = 9,575.12

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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.