Home / 36,387.08-50,210.10-20,477

Finding the Fourth Proportional to 36,387.08, 50,210.10 and 20,477

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Solution

The fourth proportional to 36,387.08, 50,210.10 and 20,477 is: 28,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.08 : 50,210.10 = 20,477 : x
  2. Step 2: Convert to fraction form
    36,387.08/50,210.10 = 20,477/x
  3. Step 3: Cross multiply
    36,387.08x = 50,210.10 × 20,477
  4. Step 4: Simplify right side
    36,387.08x = 1,028,152,217.70
  5. Step 5: Solve for x
    x = 1,028,152,217.70/36,387.08
  6. Step 6: Final answer
    x = 28,255.97

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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.