Home / 21,336.52-32,027.33-11,984.53

Finding the Fourth Proportional to 21,336.52, 32,027.33 and 11,984.53

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Solution

The fourth proportional to 21,336.52, 32,027.33 and 11,984.53 is: 17,989.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336.52 : 32,027.33 = 11,984.53 : x
  2. Step 2: Convert to fraction form
    21,336.52/32,027.33 = 11,984.53/x
  3. Step 3: Cross multiply
    21,336.52x = 32,027.33 × 11,984.53
  4. Step 4: Simplify right side
    21,336.52x = 383,832,497.20
  5. Step 5: Solve for x
    x = 383,832,497.20/21,336.52
  6. Step 6: Final answer
    x = 17,989.46

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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.