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Finding the Fourth Proportional to 15,229.31, 22,843.44 and 5,368.32

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Solution

The fourth proportional to 15,229.31, 22,843.44 and 5,368.32 is: 8,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,229.31 : 22,843.44 = 5,368.32 : x
  2. Step 2: Convert to fraction form
    15,229.31/22,843.44 = 5,368.32/x
  3. Step 3: Cross multiply
    15,229.31x = 22,843.44 × 5,368.32
  4. Step 4: Simplify right side
    15,229.31x = 122,630,895.82
  5. Step 5: Solve for x
    x = 122,630,895.82/15,229.31
  6. Step 6: Final answer
    x = 8,052.30

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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.