Home / 36,570.80-50,381.24-30,155.60

Finding the Fourth Proportional to 36,570.80, 50,381.24 and 30,155.60

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Solution

The fourth proportional to 36,570.80, 50,381.24 and 30,155.60 is: 41,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,570.80 : 50,381.24 = 30,155.60 : x
  2. Step 2: Convert to fraction form
    36,570.80/50,381.24 = 30,155.60/x
  3. Step 3: Cross multiply
    36,570.80x = 50,381.24 × 30,155.60
  4. Step 4: Simplify right side
    36,570.80x = 1,519,276,520.94
  5. Step 5: Solve for x
    x = 1,519,276,520.94/36,570.80
  6. Step 6: Final answer
    x = 41,543.43

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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.