Home / 36,408.50-50,247.12-21,300.20

Finding the Fourth Proportional to 36,408.50, 50,247.12 and 21,300.20

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Solution

The fourth proportional to 36,408.50, 50,247.12 and 21,300.20 is: 29,396.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,408.50 : 50,247.12 = 21,300.20 : x
  2. Step 2: Convert to fraction form
    36,408.50/50,247.12 = 21,300.20/x
  3. Step 3: Cross multiply
    36,408.50x = 50,247.12 × 21,300.20
  4. Step 4: Simplify right side
    36,408.50x = 1,070,273,904.52
  5. Step 5: Solve for x
    x = 1,070,273,904.52/36,408.50
  6. Step 6: Final answer
    x = 29,396.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.