Home / 21,351.12-32,046.12-11,364.26

Finding the Fourth Proportional to 21,351.12, 32,046.12 and 11,364.26

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Solution

The fourth proportional to 21,351.12, 32,046.12 and 11,364.26 is: 17,056.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351.12 : 32,046.12 = 11,364.26 : x
  2. Step 2: Convert to fraction form
    21,351.12/32,046.12 = 11,364.26/x
  3. Step 3: Cross multiply
    21,351.12x = 32,046.12 × 11,364.26
  4. Step 4: Simplify right side
    21,351.12x = 364,180,300.75
  5. Step 5: Solve for x
    x = 364,180,300.75/21,351.12
  6. Step 6: Final answer
    x = 17,056.73

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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.