Home / 35,183.48-48,555.78-20,076.46

Finding the Fourth Proportional to 35,183.48, 48,555.78 and 20,076.46

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Solution

The fourth proportional to 35,183.48, 48,555.78 and 20,076.46 is: 27,706.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,183.48 : 48,555.78 = 20,076.46 : x
  2. Step 2: Convert to fraction form
    35,183.48/48,555.78 = 20,076.46/x
  3. Step 3: Cross multiply
    35,183.48x = 48,555.78 × 20,076.46
  4. Step 4: Simplify right side
    35,183.48x = 974,828,174.94
  5. Step 5: Solve for x
    x = 974,828,174.94/35,183.48
  6. Step 6: Final answer
    x = 27,706.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.