Home / 55,183.74-82,767.24-20,123.46

Finding the Fourth Proportional to 55,183.74, 82,767.24 and 20,123.46

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Solution

The fourth proportional to 55,183.74, 82,767.24 and 20,123.46 is: 30,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,183.74 : 82,767.24 = 20,123.46 : x
  2. Step 2: Convert to fraction form
    55,183.74/82,767.24 = 20,123.46/x
  3. Step 3: Cross multiply
    55,183.74x = 82,767.24 × 20,123.46
  4. Step 4: Simplify right side
    55,183.74x = 1,665,563,243.45
  5. Step 5: Solve for x
    x = 1,665,563,243.45/55,183.74
  6. Step 6: Final answer
    x = 30,182.14

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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.