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Finding the Fourth Proportional to 56,435.44, 84,652.22 and 13,741.32

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Solution

The fourth proportional to 56,435.44, 84,652.22 and 13,741.32 is: 20,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,435.44 : 84,652.22 = 13,741.32 : x
  2. Step 2: Convert to fraction form
    56,435.44/84,652.22 = 13,741.32/x
  3. Step 3: Cross multiply
    56,435.44x = 84,652.22 × 13,741.32
  4. Step 4: Simplify right side
    56,435.44x = 1,163,233,243.73
  5. Step 5: Solve for x
    x = 1,163,233,243.73/56,435.44
  6. Step 6: Final answer
    x = 20,611.75

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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.