Home / 21,966.96-32,873.86-17,972.04

Finding the Fourth Proportional to 21,966.96, 32,873.86 and 17,972.04

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Solution

The fourth proportional to 21,966.96, 32,873.86 and 17,972.04 is: 26,895.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,966.96 : 32,873.86 = 17,972.04 : x
  2. Step 2: Convert to fraction form
    21,966.96/32,873.86 = 17,972.04/x
  3. Step 3: Cross multiply
    21,966.96x = 32,873.86 × 17,972.04
  4. Step 4: Simplify right side
    21,966.96x = 590,810,326.87
  5. Step 5: Solve for x
    x = 590,810,326.87/21,966.96
  6. Step 6: Final answer
    x = 26,895.41

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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.