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Finding the Fourth Proportional to 36,580.80, 50,485.22 and 26,380.22

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Solution

The fourth proportional to 36,580.80, 50,485.22 and 26,380.22 is: 36,407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,580.80 : 50,485.22 = 26,380.22 : x
  2. Step 2: Convert to fraction form
    36,580.80/50,485.22 = 26,380.22/x
  3. Step 3: Cross multiply
    36,580.80x = 50,485.22 × 26,380.22
  4. Step 4: Simplify right side
    36,580.80x = 1,331,811,210.35
  5. Step 5: Solve for x
    x = 1,331,811,210.35/36,580.80
  6. Step 6: Final answer
    x = 36,407.38

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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.