Home / 36,874.85-50,887.27-20,960.30

Finding the Fourth Proportional to 36,874.85, 50,887.27 and 20,960.30

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Solution

The fourth proportional to 36,874.85, 50,887.27 and 20,960.30 is: 28,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,874.85 : 50,887.27 = 20,960.30 : x
  2. Step 2: Convert to fraction form
    36,874.85/50,887.27 = 20,960.30/x
  3. Step 3: Cross multiply
    36,874.85x = 50,887.27 × 20,960.30
  4. Step 4: Simplify right side
    36,874.85x = 1,066,612,598.80
  5. Step 5: Solve for x
    x = 1,066,612,598.80/36,874.85
  6. Step 6: Final answer
    x = 28,925.21

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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.