Home / 36,695.85-50,643.41-20,783.13

Finding the Fourth Proportional to 36,695.85, 50,643.41 and 20,783.13

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Solution

The fourth proportional to 36,695.85, 50,643.41 and 20,783.13 is: 28,682.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,695.85 : 50,643.41 = 20,783.13 : x
  2. Step 2: Convert to fraction form
    36,695.85/50,643.41 = 20,783.13/x
  3. Step 3: Cross multiply
    36,695.85x = 50,643.41 × 20,783.13
  4. Step 4: Simplify right side
    36,695.85x = 1,052,528,469.76
  5. Step 5: Solve for x
    x = 1,052,528,469.76/36,695.85
  6. Step 6: Final answer
    x = 28,682.49

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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.