Home / 20,252.24-30,378.27-5,462.65

Finding the Fourth Proportional to 20,252.24, 30,378.27 and 5,462.65

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Solution

The fourth proportional to 20,252.24, 30,378.27 and 5,462.65 is: 8,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252.24 : 30,378.27 = 5,462.65 : x
  2. Step 2: Convert to fraction form
    20,252.24/30,378.27 = 5,462.65/x
  3. Step 3: Cross multiply
    20,252.24x = 30,378.27 × 5,462.65
  4. Step 4: Simplify right side
    20,252.24x = 165,945,915.07
  5. Step 5: Solve for x
    x = 165,945,915.07/20,252.24
  6. Step 6: Final answer
    x = 8,193.95

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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.