Home / 36,487.23-50,355.23-20,359.61

Finding the Fourth Proportional to 36,487.23, 50,355.23 and 20,359.61

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Solution

The fourth proportional to 36,487.23, 50,355.23 and 20,359.61 is: 28,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487.23 : 50,355.23 = 20,359.61 : x
  2. Step 2: Convert to fraction form
    36,487.23/50,355.23 = 20,359.61/x
  3. Step 3: Cross multiply
    36,487.23x = 50,355.23 × 20,359.61
  4. Step 4: Simplify right side
    36,487.23x = 1,025,212,868.35
  5. Step 5: Solve for x
    x = 1,025,212,868.35/36,487.23
  6. Step 6: Final answer
    x = 28,097.85

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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.