Home / 36,543.68-50,431.20-22,404.32

Finding the Fourth Proportional to 36,543.68, 50,431.20 and 22,404.32

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Solution

The fourth proportional to 36,543.68, 50,431.20 and 22,404.32 is: 30,918.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.68 : 50,431.20 = 22,404.32 : x
  2. Step 2: Convert to fraction form
    36,543.68/50,431.20 = 22,404.32/x
  3. Step 3: Cross multiply
    36,543.68x = 50,431.20 × 22,404.32
  4. Step 4: Simplify right side
    36,543.68x = 1,129,876,742.78
  5. Step 5: Solve for x
    x = 1,129,876,742.78/36,543.68
  6. Step 6: Final answer
    x = 30,918.53

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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.