Home / 21,796.23-32,699.52-11,810.96

Finding the Fourth Proportional to 21,796.23, 32,699.52 and 11,810.96

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Solution

The fourth proportional to 21,796.23, 32,699.52 and 11,810.96 is: 17,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,796.23 : 32,699.52 = 11,810.96 : x
  2. Step 2: Convert to fraction form
    21,796.23/32,699.52 = 11,810.96/x
  3. Step 3: Cross multiply
    21,796.23x = 32,699.52 × 11,810.96
  4. Step 4: Simplify right side
    21,796.23x = 386,212,559.24
  5. Step 5: Solve for x
    x = 386,212,559.24/21,796.23
  6. Step 6: Final answer
    x = 17,719.24

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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.