Home / 36,146.38-54,210.84-13,945.60

Finding the Fourth Proportional to 36,146.38, 54,210.84 and 13,945.60

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Solution

The fourth proportional to 36,146.38, 54,210.84 and 13,945.60 is: 20,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146.38 : 54,210.84 = 13,945.60 : x
  2. Step 2: Convert to fraction form
    36,146.38/54,210.84 = 13,945.60/x
  3. Step 3: Cross multiply
    36,146.38x = 54,210.84 × 13,945.60
  4. Step 4: Simplify right side
    36,146.38x = 756,002,725.17
  5. Step 5: Solve for x
    x = 756,002,725.17/36,146.38
  6. Step 6: Final answer
    x = 20,915.03

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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.