Home / 14,255.38-21,383.07-9,045.46

Finding the Fourth Proportional to 14,255.38, 21,383.07 and 9,045.46

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Solution

The fourth proportional to 14,255.38, 21,383.07 and 9,045.46 is: 13,568.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.38 : 21,383.07 = 9,045.46 : x
  2. Step 2: Convert to fraction form
    14,255.38/21,383.07 = 9,045.46/x
  3. Step 3: Cross multiply
    14,255.38x = 21,383.07 × 9,045.46
  4. Step 4: Simplify right side
    14,255.38x = 193,419,704.36
  5. Step 5: Solve for x
    x = 193,419,704.36/14,255.38
  6. Step 6: Final answer
    x = 13,568.19

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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.