Home / 38,883.20-58,324.73-12,231.54

Finding the Fourth Proportional to 38,883.20, 58,324.73 and 12,231.54

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Solution

The fourth proportional to 38,883.20, 58,324.73 and 12,231.54 is: 18,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883.20 : 58,324.73 = 12,231.54 : x
  2. Step 2: Convert to fraction form
    38,883.20/58,324.73 = 12,231.54/x
  3. Step 3: Cross multiply
    38,883.20x = 58,324.73 × 12,231.54
  4. Step 4: Simplify right side
    38,883.20x = 713,401,298.56
  5. Step 5: Solve for x
    x = 713,401,298.56/38,883.20
  6. Step 6: Final answer
    x = 18,347.29

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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.