Home / 36,695.94-50,640.58-20,783.49

Finding the Fourth Proportional to 36,695.94, 50,640.58 and 20,783.49

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Solution

The fourth proportional to 36,695.94, 50,640.58 and 20,783.49 is: 28,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,695.94 : 50,640.58 = 20,783.49 : x
  2. Step 2: Convert to fraction form
    36,695.94/50,640.58 = 20,783.49/x
  3. Step 3: Cross multiply
    36,695.94x = 50,640.58 × 20,783.49
  4. Step 4: Simplify right side
    36,695.94x = 1,052,487,988.02
  5. Step 5: Solve for x
    x = 1,052,487,988.02/36,695.94
  6. Step 6: Final answer
    x = 28,681.32

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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.