Home / 43,642.31-65,467.27-12,052.42

Finding the Fourth Proportional to 43,642.31, 65,467.27 and 12,052.42

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Solution

The fourth proportional to 43,642.31, 65,467.27 and 12,052.42 is: 18,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,642.31 : 65,467.27 = 12,052.42 : x
  2. Step 2: Convert to fraction form
    43,642.31/65,467.27 = 12,052.42/x
  3. Step 3: Cross multiply
    43,642.31x = 65,467.27 × 12,052.42
  4. Step 4: Simplify right side
    43,642.31x = 789,038,840.49
  5. Step 5: Solve for x
    x = 789,038,840.49/43,642.31
  6. Step 6: Final answer
    x = 18,079.68

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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.