Home / 36,475.60-50,341.08-20,563.12

Finding the Fourth Proportional to 36,475.60, 50,341.08 and 20,563.12

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Solution

The fourth proportional to 36,475.60, 50,341.08 and 20,563.12 is: 28,379.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,475.60 : 50,341.08 = 20,563.12 : x
  2. Step 2: Convert to fraction form
    36,475.60/50,341.08 = 20,563.12/x
  3. Step 3: Cross multiply
    36,475.60x = 50,341.08 × 20,563.12
  4. Step 4: Simplify right side
    36,475.60x = 1,035,169,668.97
  5. Step 5: Solve for x
    x = 1,035,169,668.97/36,475.60
  6. Step 6: Final answer
    x = 28,379.78

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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.