Home / 66,408.26-99,618.31-22,035.39

Finding the Fourth Proportional to 66,408.26, 99,618.31 and 22,035.39

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Solution

The fourth proportional to 66,408.26, 99,618.31 and 22,035.39 is: 33,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,408.26 : 99,618.31 = 22,035.39 : x
  2. Step 2: Convert to fraction form
    66,408.26/99,618.31 = 22,035.39/x
  3. Step 3: Cross multiply
    66,408.26x = 99,618.31 × 22,035.39
  4. Step 4: Simplify right side
    66,408.26x = 2,195,128,402.37
  5. Step 5: Solve for x
    x = 2,195,128,402.37/66,408.26
  6. Step 6: Final answer
    x = 33,055.05

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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.