Home / 36,318.96-50,124.60-20,404.08

Finding the Fourth Proportional to 36,318.96, 50,124.60 and 20,404.08

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Solution

The fourth proportional to 36,318.96, 50,124.60 and 20,404.08 is: 28,160.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,318.96 : 50,124.60 = 20,404.08 : x
  2. Step 2: Convert to fraction form
    36,318.96/50,124.60 = 20,404.08/x
  3. Step 3: Cross multiply
    36,318.96x = 50,124.60 × 20,404.08
  4. Step 4: Simplify right side
    36,318.96x = 1,022,746,348.37
  5. Step 5: Solve for x
    x = 1,022,746,348.37/36,318.96
  6. Step 6: Final answer
    x = 28,160.12

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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.