Home / 21,633.77-32,449.12-5,839.70

Finding the Fourth Proportional to 21,633.77, 32,449.12 and 5,839.70

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Solution

The fourth proportional to 21,633.77, 32,449.12 and 5,839.70 is: 8,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,633.77 : 32,449.12 = 5,839.70 : x
  2. Step 2: Convert to fraction form
    21,633.77/32,449.12 = 5,839.70/x
  3. Step 3: Cross multiply
    21,633.77x = 32,449.12 × 5,839.70
  4. Step 4: Simplify right side
    21,633.77x = 189,493,096.87
  5. Step 5: Solve for x
    x = 189,493,096.87/21,633.77
  6. Step 6: Final answer
    x = 8,759.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.