Home / 36,795.96-50,777.97-21,689.28

Finding the Fourth Proportional to 36,795.96, 50,777.97 and 21,689.28

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Solution

The fourth proportional to 36,795.96, 50,777.97 and 21,689.28 is: 29,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,795.96 : 50,777.97 = 21,689.28 : x
  2. Step 2: Convert to fraction form
    36,795.96/50,777.97 = 21,689.28/x
  3. Step 3: Cross multiply
    36,795.96x = 50,777.97 × 21,689.28
  4. Step 4: Simplify right side
    36,795.96x = 1,101,337,609.16
  5. Step 5: Solve for x
    x = 1,101,337,609.16/36,795.96
  6. Step 6: Final answer
    x = 29,930.94

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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.