Home / 43,724.74-65,589.14-14,144.88

Finding the Fourth Proportional to 43,724.74, 65,589.14 and 14,144.88

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Solution

The fourth proportional to 43,724.74, 65,589.14 and 14,144.88 is: 21,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724.74 : 65,589.14 = 14,144.88 : x
  2. Step 2: Convert to fraction form
    43,724.74/65,589.14 = 14,144.88/x
  3. Step 3: Cross multiply
    43,724.74x = 65,589.14 × 14,144.88
  4. Step 4: Simplify right side
    43,724.74x = 927,750,514.60
  5. Step 5: Solve for x
    x = 927,750,514.60/43,724.74
  6. Step 6: Final answer
    x = 21,217.98

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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.