Home / 33,399.78-50,031.63-15,816.30

Finding the Fourth Proportional to 33,399.78, 50,031.63 and 15,816.30

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Solution

The fourth proportional to 33,399.78, 50,031.63 and 15,816.30 is: 23,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,399.78 : 50,031.63 = 15,816.30 : x
  2. Step 2: Convert to fraction form
    33,399.78/50,031.63 = 15,816.30/x
  3. Step 3: Cross multiply
    33,399.78x = 50,031.63 × 15,816.30
  4. Step 4: Simplify right side
    33,399.78x = 791,315,269.57
  5. Step 5: Solve for x
    x = 791,315,269.57/33,399.78
  6. Step 6: Final answer
    x = 23,692.23

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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.