Home / 36,243.48-54,313.78-15,160.80

Finding the Fourth Proportional to 36,243.48, 54,313.78 and 15,160.80

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Solution

The fourth proportional to 36,243.48, 54,313.78 and 15,160.80 is: 22,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,243.48 : 54,313.78 = 15,160.80 : x
  2. Step 2: Convert to fraction form
    36,243.48/54,313.78 = 15,160.80/x
  3. Step 3: Cross multiply
    36,243.48x = 54,313.78 × 15,160.80
  4. Step 4: Simplify right side
    36,243.48x = 823,440,355.82
  5. Step 5: Solve for x
    x = 823,440,355.82/36,243.48
  6. Step 6: Final answer
    x = 22,719.68

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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.