Home / 51,472.44-77,234.58-20,329.56

Finding the Fourth Proportional to 51,472.44, 77,234.58 and 20,329.56

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Solution

The fourth proportional to 51,472.44, 77,234.58 and 20,329.56 is: 30,504.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,472.44 : 77,234.58 = 20,329.56 : x
  2. Step 2: Convert to fraction form
    51,472.44/77,234.58 = 20,329.56/x
  3. Step 3: Cross multiply
    51,472.44x = 77,234.58 × 20,329.56
  4. Step 4: Simplify right side
    51,472.44x = 1,570,145,028.18
  5. Step 5: Solve for x
    x = 1,570,145,028.18/51,472.44
  6. Step 6: Final answer
    x = 30,504.58

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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.