Home / 42,310.53-63,449.39-22,578.32

Finding the Fourth Proportional to 42,310.53, 63,449.39 and 22,578.32

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Solution

The fourth proportional to 42,310.53, 63,449.39 and 22,578.32 is: 33,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,310.53 : 63,449.39 = 22,578.32 : x
  2. Step 2: Convert to fraction form
    42,310.53/63,449.39 = 22,578.32/x
  3. Step 3: Cross multiply
    42,310.53x = 63,449.39 × 22,578.32
  4. Step 4: Simplify right side
    42,310.53x = 1,432,580,201.09
  5. Step 5: Solve for x
    x = 1,432,580,201.09/42,310.53
  6. Step 6: Final answer
    x = 33,858.72

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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.