Home / 20,257.26-30,384.58-7,604.52

Finding the Fourth Proportional to 20,257.26, 30,384.58 and 7,604.52

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Solution

The fourth proportional to 20,257.26, 30,384.58 and 7,604.52 is: 11,406.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257.26 : 30,384.58 = 7,604.52 : x
  2. Step 2: Convert to fraction form
    20,257.26/30,384.58 = 7,604.52/x
  3. Step 3: Cross multiply
    20,257.26x = 30,384.58 × 7,604.52
  4. Step 4: Simplify right side
    20,257.26x = 231,060,146.30
  5. Step 5: Solve for x
    x = 231,060,146.30/20,257.26
  6. Step 6: Final answer
    x = 11,406.29

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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.