Home / 36,638.16-50,560.66-20,722.26

Finding the Fourth Proportional to 36,638.16, 50,560.66 and 20,722.26

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Solution

The fourth proportional to 36,638.16, 50,560.66 and 20,722.26 is: 28,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.16 : 50,560.66 = 20,722.26 : x
  2. Step 2: Convert to fraction form
    36,638.16/50,560.66 = 20,722.26/x
  3. Step 3: Cross multiply
    36,638.16x = 50,560.66 × 20,722.26
  4. Step 4: Simplify right side
    36,638.16x = 1,047,731,357.80
  5. Step 5: Solve for x
    x = 1,047,731,357.80/36,638.16
  6. Step 6: Final answer
    x = 28,596.73

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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.