Home / 14,304.06-19,704.33-12,172.82

Finding the Fourth Proportional to 14,304.06, 19,704.33 and 12,172.82

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Solution

The fourth proportional to 14,304.06, 19,704.33 and 12,172.82 is: 16,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.06 : 19,704.33 = 12,172.82 : x
  2. Step 2: Convert to fraction form
    14,304.06/19,704.33 = 12,172.82/x
  3. Step 3: Cross multiply
    14,304.06x = 19,704.33 × 12,172.82
  4. Step 4: Simplify right side
    14,304.06x = 239,857,163.79
  5. Step 5: Solve for x
    x = 239,857,163.79/14,304.06
  6. Step 6: Final answer
    x = 16,768.47

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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.