Home / 14,679.06-20,252.16-8,304.90

Finding the Fourth Proportional to 14,679.06, 20,252.16 and 8,304.90

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Solution

The fourth proportional to 14,679.06, 20,252.16 and 8,304.90 is: 11,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.06 : 20,252.16 = 8,304.90 : x
  2. Step 2: Convert to fraction form
    14,679.06/20,252.16 = 8,304.90/x
  3. Step 3: Cross multiply
    14,679.06x = 20,252.16 × 8,304.90
  4. Step 4: Simplify right side
    14,679.06x = 168,192,163.58
  5. Step 5: Solve for x
    x = 168,192,163.58/14,679.06
  6. Step 6: Final answer
    x = 11,457.97

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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.