Home / 66,431.60-99,625.72-22,046.44

Finding the Fourth Proportional to 66,431.60, 99,625.72 and 22,046.44

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Solution

The fourth proportional to 66,431.60, 99,625.72 and 22,046.44 is: 33,062.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,431.60 : 99,625.72 = 22,046.44 : x
  2. Step 2: Convert to fraction form
    66,431.60/99,625.72 = 22,046.44/x
  3. Step 3: Cross multiply
    66,431.60x = 99,625.72 × 22,046.44
  4. Step 4: Simplify right side
    66,431.60x = 2,196,392,458.44
  5. Step 5: Solve for x
    x = 2,196,392,458.44/66,431.60
  6. Step 6: Final answer
    x = 33,062.47

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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.