Home / 38,861.83-58,286.57-13,897.23

Finding the Fourth Proportional to 38,861.83, 58,286.57 and 13,897.23

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Solution

The fourth proportional to 38,861.83, 58,286.57 and 13,897.23 is: 20,843.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,861.83 : 58,286.57 = 13,897.23 : x
  2. Step 2: Convert to fraction form
    38,861.83/58,286.57 = 13,897.23/x
  3. Step 3: Cross multiply
    38,861.83x = 58,286.57 × 13,897.23
  4. Step 4: Simplify right side
    38,861.83x = 810,021,577.77
  5. Step 5: Solve for x
    x = 810,021,577.77/38,861.83
  6. Step 6: Final answer
    x = 20,843.63

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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.