Home / 44,531.75-66,802.02-12,942.09

Finding the Fourth Proportional to 44,531.75, 66,802.02 and 12,942.09

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Solution

The fourth proportional to 44,531.75, 66,802.02 and 12,942.09 is: 19,414.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,531.75 : 66,802.02 = 12,942.09 : x
  2. Step 2: Convert to fraction form
    44,531.75/66,802.02 = 12,942.09/x
  3. Step 3: Cross multiply
    44,531.75x = 66,802.02 × 12,942.09
  4. Step 4: Simplify right side
    44,531.75x = 864,557,706.49
  5. Step 5: Solve for x
    x = 864,557,706.49/44,531.75
  6. Step 6: Final answer
    x = 19,414.41

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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.