Home / 21,656.97-32,466.02-7,796.25

Finding the Fourth Proportional to 21,656.97, 32,466.02 and 7,796.25

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Solution

The fourth proportional to 21,656.97, 32,466.02 and 7,796.25 is: 11,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,656.97 : 32,466.02 = 7,796.25 : x
  2. Step 2: Convert to fraction form
    21,656.97/32,466.02 = 7,796.25/x
  3. Step 3: Cross multiply
    21,656.97x = 32,466.02 × 7,796.25
  4. Step 4: Simplify right side
    21,656.97x = 253,113,169.44
  5. Step 5: Solve for x
    x = 253,113,169.44/21,656.97
  6. Step 6: Final answer
    x = 11,687.38

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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.