Home / 15,183.68-22,778.08-4,795.20

Finding the Fourth Proportional to 15,183.68, 22,778.08 and 4,795.20

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Solution

The fourth proportional to 15,183.68, 22,778.08 and 4,795.20 is: 7,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183.68 : 22,778.08 = 4,795.20 : x
  2. Step 2: Convert to fraction form
    15,183.68/22,778.08 = 4,795.20/x
  3. Step 3: Cross multiply
    15,183.68x = 22,778.08 × 4,795.20
  4. Step 4: Simplify right side
    15,183.68x = 109,225,449.22
  5. Step 5: Solve for x
    x = 109,225,449.22/15,183.68
  6. Step 6: Final answer
    x = 7,193.61

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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.