Home / 13,072.26-19,611.46-4,307.17

Finding the Fourth Proportional to 13,072.26, 19,611.46 and 4,307.17

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Solution

The fourth proportional to 13,072.26, 19,611.46 and 4,307.17 is: 6,461.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.26 : 19,611.46 = 4,307.17 : x
  2. Step 2: Convert to fraction form
    13,072.26/19,611.46 = 4,307.17/x
  3. Step 3: Cross multiply
    13,072.26x = 19,611.46 × 4,307.17
  4. Step 4: Simplify right side
    13,072.26x = 84,469,951.96
  5. Step 5: Solve for x
    x = 84,469,951.96/13,072.26
  6. Step 6: Final answer
    x = 6,461.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.