Home / 16,162.65-24,221.85-12,210.66

Finding the Fourth Proportional to 16,162.65, 24,221.85 and 12,210.66

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Solution

The fourth proportional to 16,162.65, 24,221.85 and 12,210.66 is: 18,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162.65 : 24,221.85 = 12,210.66 : x
  2. Step 2: Convert to fraction form
    16,162.65/24,221.85 = 12,210.66/x
  3. Step 3: Cross multiply
    16,162.65x = 24,221.85 × 12,210.66
  4. Step 4: Simplify right side
    16,162.65x = 295,764,774.92
  5. Step 5: Solve for x
    x = 295,764,774.92/16,162.65
  6. Step 6: Final answer
    x = 18,299.27

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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.