Home / 20,091.01-30,136.97-5,301.42

Finding the Fourth Proportional to 20,091.01, 30,136.97 and 5,301.42

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Solution

The fourth proportional to 20,091.01, 30,136.97 and 5,301.42 is: 7,952.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,091.01 : 30,136.97 = 5,301.42 : x
  2. Step 2: Convert to fraction form
    20,091.01/30,136.97 = 5,301.42/x
  3. Step 3: Cross multiply
    20,091.01x = 30,136.97 × 5,301.42
  4. Step 4: Simplify right side
    20,091.01x = 159,768,735.50
  5. Step 5: Solve for x
    x = 159,768,735.50/20,091.01
  6. Step 6: Final answer
    x = 7,952.25

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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.