Home / 34,230.09-51,344.82-18,442.56

Finding the Fourth Proportional to 34,230.09, 51,344.82 and 18,442.56

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Solution

The fourth proportional to 34,230.09, 51,344.82 and 18,442.56 is: 27,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.09 : 51,344.82 = 18,442.56 : x
  2. Step 2: Convert to fraction form
    34,230.09/51,344.82 = 18,442.56/x
  3. Step 3: Cross multiply
    34,230.09x = 51,344.82 × 18,442.56
  4. Step 4: Simplify right side
    34,230.09x = 946,929,923.54
  5. Step 5: Solve for x
    x = 946,929,923.54/34,230.09
  6. Step 6: Final answer
    x = 27,663.67

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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.