Home / 20,624.68-30,890.06-16,154.44

Finding the Fourth Proportional to 20,624.68, 30,890.06 and 16,154.44

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Solution

The fourth proportional to 20,624.68, 30,890.06 and 16,154.44 is: 24,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624.68 : 30,890.06 = 16,154.44 : x
  2. Step 2: Convert to fraction form
    20,624.68/30,890.06 = 16,154.44/x
  3. Step 3: Cross multiply
    20,624.68x = 30,890.06 × 16,154.44
  4. Step 4: Simplify right side
    20,624.68x = 499,011,620.87
  5. Step 5: Solve for x
    x = 499,011,620.87/20,624.68
  6. Step 6: Final answer
    x = 24,194.88

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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.