Home / 44,116.44-66,137.48-19,137.68

Finding the Fourth Proportional to 44,116.44, 66,137.48 and 19,137.68

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Solution

The fourth proportional to 44,116.44, 66,137.48 and 19,137.68 is: 28,690.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,116.44 : 66,137.48 = 19,137.68 : x
  2. Step 2: Convert to fraction form
    44,116.44/66,137.48 = 19,137.68/x
  3. Step 3: Cross multiply
    44,116.44x = 66,137.48 × 19,137.68
  4. Step 4: Simplify right side
    44,116.44x = 1,265,717,928.25
  5. Step 5: Solve for x
    x = 1,265,717,928.25/44,116.44
  6. Step 6: Final answer
    x = 28,690.39

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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.