Home / 36,486.26-50,355.78-20,575.70

Finding the Fourth Proportional to 36,486.26, 50,355.78 and 20,575.70

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Solution

The fourth proportional to 36,486.26, 50,355.78 and 20,575.70 is: 28,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486.26 : 50,355.78 = 20,575.70 : x
  2. Step 2: Convert to fraction form
    36,486.26/50,355.78 = 20,575.70/x
  3. Step 3: Cross multiply
    36,486.26x = 50,355.78 × 20,575.70
  4. Step 4: Simplify right side
    36,486.26x = 1,036,105,422.55
  5. Step 5: Solve for x
    x = 1,036,105,422.55/36,486.26
  6. Step 6: Final answer
    x = 28,397.14

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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.