Home / 16,255.91-22,433.19-8,803.91

Finding the Fourth Proportional to 16,255.91, 22,433.19 and 8,803.91

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Solution

The fourth proportional to 16,255.91, 22,433.19 and 8,803.91 is: 12,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,255.91 : 22,433.19 = 8,803.91 : x
  2. Step 2: Convert to fraction form
    16,255.91/22,433.19 = 8,803.91/x
  3. Step 3: Cross multiply
    16,255.91x = 22,433.19 × 8,803.91
  4. Step 4: Simplify right side
    16,255.91x = 197,499,785.77
  5. Step 5: Solve for x
    x = 197,499,785.77/16,255.91
  6. Step 6: Final answer
    x = 12,149.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.