Home / 20,093.36-30,136.61-5,302.43

Finding the Fourth Proportional to 20,093.36, 30,136.61 and 5,302.43

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Solution

The fourth proportional to 20,093.36, 30,136.61 and 5,302.43 is: 7,952.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093.36 : 30,136.61 = 5,302.43 : x
  2. Step 2: Convert to fraction form
    20,093.36/30,136.61 = 5,302.43/x
  3. Step 3: Cross multiply
    20,093.36x = 30,136.61 × 5,302.43
  4. Step 4: Simplify right side
    20,093.36x = 159,797,087.77
  5. Step 5: Solve for x
    x = 159,797,087.77/20,093.36
  6. Step 6: Final answer
    x = 7,952.73

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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.