Home / 55,183.87-82,778.54-15,746.79

Finding the Fourth Proportional to 55,183.87, 82,778.54 and 15,746.79

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Solution

The fourth proportional to 55,183.87, 82,778.54 and 15,746.79 is: 23,620.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,183.87 : 82,778.54 = 15,746.79 : x
  2. Step 2: Convert to fraction form
    55,183.87/82,778.54 = 15,746.79/x
  3. Step 3: Cross multiply
    55,183.87x = 82,778.54 × 15,746.79
  4. Step 4: Simplify right side
    55,183.87x = 1,303,496,285.89
  5. Step 5: Solve for x
    x = 1,303,496,285.89/55,183.87
  6. Step 6: Final answer
    x = 23,620.97

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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.