Home / 36,771.13-50,744.66-20,855.23

Finding the Fourth Proportional to 36,771.13, 50,744.66 and 20,855.23

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Solution

The fourth proportional to 36,771.13, 50,744.66 and 20,855.23 is: 28,780.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771.13 : 50,744.66 = 20,855.23 : x
  2. Step 2: Convert to fraction form
    36,771.13/50,744.66 = 20,855.23/x
  3. Step 3: Cross multiply
    36,771.13x = 50,744.66 × 20,855.23
  4. Step 4: Simplify right side
    36,771.13x = 1,058,291,555.57
  5. Step 5: Solve for x
    x = 1,058,291,555.57/36,771.13
  6. Step 6: Final answer
    x = 28,780.50

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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.