Home / 14,490.54-21,708.22-8,254.85

Finding the Fourth Proportional to 14,490.54, 21,708.22 and 8,254.85

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Solution

The fourth proportional to 14,490.54, 21,708.22 and 8,254.85 is: 12,366.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.54 : 21,708.22 = 8,254.85 : x
  2. Step 2: Convert to fraction form
    14,490.54/21,708.22 = 8,254.85/x
  3. Step 3: Cross multiply
    14,490.54x = 21,708.22 × 8,254.85
  4. Step 4: Simplify right side
    14,490.54x = 179,198,099.87
  5. Step 5: Solve for x
    x = 179,198,099.87/14,490.54
  6. Step 6: Final answer
    x = 12,366.56

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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.