Home / 36,700.67-50,643.83-20,348.31

Finding the Fourth Proportional to 36,700.67, 50,643.83 and 20,348.31

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Solution

The fourth proportional to 36,700.67, 50,643.83 and 20,348.31 is: 28,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.67 : 50,643.83 = 20,348.31 : x
  2. Step 2: Convert to fraction form
    36,700.67/50,643.83 = 20,348.31/x
  3. Step 3: Cross multiply
    36,700.67x = 50,643.83 × 20,348.31
  4. Step 4: Simplify right side
    36,700.67x = 1,030,516,593.21
  5. Step 5: Solve for x
    x = 1,030,516,593.21/36,700.67
  6. Step 6: Final answer
    x = 28,078.96

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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.