Home / 16,321.16-22,519.50-9,247.88

Finding the Fourth Proportional to 16,321.16, 22,519.50 and 9,247.88

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Solution

The fourth proportional to 16,321.16, 22,519.50 and 9,247.88 is: 12,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321.16 : 22,519.50 = 9,247.88 : x
  2. Step 2: Convert to fraction form
    16,321.16/22,519.50 = 9,247.88/x
  3. Step 3: Cross multiply
    16,321.16x = 22,519.50 × 9,247.88
  4. Step 4: Simplify right side
    16,321.16x = 208,257,633.66
  5. Step 5: Solve for x
    x = 208,257,633.66/16,321.16
  6. Step 6: Final answer
    x = 12,759.98

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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.