Home / 36,747.04-50,722.42-20,842

Finding the Fourth Proportional to 36,747.04, 50,722.42 and 20,842

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Solution

The fourth proportional to 36,747.04, 50,722.42 and 20,842 is: 28,768.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,747.04 : 50,722.42 = 20,842 : x
  2. Step 2: Convert to fraction form
    36,747.04/50,722.42 = 20,842/x
  3. Step 3: Cross multiply
    36,747.04x = 50,722.42 × 20,842
  4. Step 4: Simplify right side
    36,747.04x = 1,057,156,677.64
  5. Step 5: Solve for x
    x = 1,057,156,677.64/36,747.04
  6. Step 6: Final answer
    x = 28,768.49

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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.