Home / 35,914.19-53,868.85-13,729.80

Finding the Fourth Proportional to 35,914.19, 53,868.85 and 13,729.80

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Solution

The fourth proportional to 35,914.19, 53,868.85 and 13,729.80 is: 20,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,914.19 : 53,868.85 = 13,729.80 : x
  2. Step 2: Convert to fraction form
    35,914.19/53,868.85 = 13,729.80/x
  3. Step 3: Cross multiply
    35,914.19x = 53,868.85 × 13,729.80
  4. Step 4: Simplify right side
    35,914.19x = 739,608,704.41
  5. Step 5: Solve for x
    x = 739,608,704.41/35,914.19
  6. Step 6: Final answer
    x = 20,593.78

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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.