Home / 36,146.89-54,211.60-13,946.11

Finding the Fourth Proportional to 36,146.89, 54,211.60 and 13,946.11

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Solution

The fourth proportional to 36,146.89, 54,211.60 and 13,946.11 is: 20,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146.89 : 54,211.60 = 13,946.11 : x
  2. Step 2: Convert to fraction form
    36,146.89/54,211.60 = 13,946.11/x
  3. Step 3: Cross multiply
    36,146.89x = 54,211.60 × 13,946.11
  4. Step 4: Simplify right side
    36,146.89x = 756,040,858.00
  5. Step 5: Solve for x
    x = 756,040,858.00/36,146.89
  6. Step 6: Final answer
    x = 20,915.79

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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.