Home / 21,581.26-32,374.13-5,998.88

Finding the Fourth Proportional to 21,581.26, 32,374.13 and 5,998.88

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Solution

The fourth proportional to 21,581.26, 32,374.13 and 5,998.88 is: 8,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581.26 : 32,374.13 = 5,998.88 : x
  2. Step 2: Convert to fraction form
    21,581.26/32,374.13 = 5,998.88/x
  3. Step 3: Cross multiply
    21,581.26x = 32,374.13 × 5,998.88
  4. Step 4: Simplify right side
    21,581.26x = 194,208,571.92
  5. Step 5: Solve for x
    x = 194,208,571.92/21,581.26
  6. Step 6: Final answer
    x = 8,998.95

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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.