Home / 36,462.40-50,321.68-21,354.12

Finding the Fourth Proportional to 36,462.40, 50,321.68 and 21,354.12

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Solution

The fourth proportional to 36,462.40, 50,321.68 and 21,354.12 is: 29,470.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,462.40 : 50,321.68 = 21,354.12 : x
  2. Step 2: Convert to fraction form
    36,462.40/50,321.68 = 21,354.12/x
  3. Step 3: Cross multiply
    36,462.40x = 50,321.68 × 21,354.12
  4. Step 4: Simplify right side
    36,462.40x = 1,074,575,193.32
  5. Step 5: Solve for x
    x = 1,074,575,193.32/36,462.40
  6. Step 6: Final answer
    x = 29,470.78

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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.