Home / 44,531.88-66,802.21-12,942.22

Finding the Fourth Proportional to 44,531.88, 66,802.21 and 12,942.22

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Solution

The fourth proportional to 44,531.88, 66,802.21 and 12,942.22 is: 19,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,531.88 : 66,802.21 = 12,942.22 : x
  2. Step 2: Convert to fraction form
    44,531.88/66,802.21 = 12,942.22/x
  3. Step 3: Cross multiply
    44,531.88x = 66,802.21 × 12,942.22
  4. Step 4: Simplify right side
    44,531.88x = 864,568,564.30
  5. Step 5: Solve for x
    x = 864,568,564.30/44,531.88
  6. Step 6: Final answer
    x = 19,414.60

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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.