Home / 21,566.31-32,327.55-16,361.25

Finding the Fourth Proportional to 21,566.31, 32,327.55 and 16,361.25

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Solution

The fourth proportional to 21,566.31, 32,327.55 and 16,361.25 is: 24,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,566.31 : 32,327.55 = 16,361.25 : x
  2. Step 2: Convert to fraction form
    21,566.31/32,327.55 = 16,361.25/x
  3. Step 3: Cross multiply
    21,566.31x = 32,327.55 × 16,361.25
  4. Step 4: Simplify right side
    21,566.31x = 528,919,127.44
  5. Step 5: Solve for x
    x = 528,919,127.44/21,566.31
  6. Step 6: Final answer
    x = 24,525.25

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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.