Home / 36,933.75-50,970.42-21,019.68

Finding the Fourth Proportional to 36,933.75, 50,970.42 and 21,019.68

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Solution

The fourth proportional to 36,933.75, 50,970.42 and 21,019.68 is: 29,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,933.75 : 50,970.42 = 21,019.68 : x
  2. Step 2: Convert to fraction form
    36,933.75/50,970.42 = 21,019.68/x
  3. Step 3: Cross multiply
    36,933.75x = 50,970.42 × 21,019.68
  4. Step 4: Simplify right side
    36,933.75x = 1,071,381,917.87
  5. Step 5: Solve for x
    x = 1,071,381,917.87/36,933.75
  6. Step 6: Final answer
    x = 29,008.21

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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.