Home / 15,254.62-22,890.58-8,234.55

Finding the Fourth Proportional to 15,254.62, 22,890.58 and 8,234.55

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Solution

The fourth proportional to 15,254.62, 22,890.58 and 8,234.55 is: 12,356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,254.62 : 22,890.58 = 8,234.55 : x
  2. Step 2: Convert to fraction form
    15,254.62/22,890.58 = 8,234.55/x
  3. Step 3: Cross multiply
    15,254.62x = 22,890.58 × 8,234.55
  4. Step 4: Simplify right side
    15,254.62x = 188,493,625.54
  5. Step 5: Solve for x
    x = 188,493,625.54/15,254.62
  6. Step 6: Final answer
    x = 12,356.49

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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.