Home / 14,659.36-20,222.48-9,272.73

Finding the Fourth Proportional to 14,659.36, 20,222.48 and 9,272.73

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Solution

The fourth proportional to 14,659.36, 20,222.48 and 9,272.73 is: 12,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659.36 : 20,222.48 = 9,272.73 : x
  2. Step 2: Convert to fraction form
    14,659.36/20,222.48 = 9,272.73/x
  3. Step 3: Cross multiply
    14,659.36x = 20,222.48 × 9,272.73
  4. Step 4: Simplify right side
    14,659.36x = 187,517,596.97
  5. Step 5: Solve for x
    x = 187,517,596.97/14,659.36
  6. Step 6: Final answer
    x = 12,791.66

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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.