Home / 21,984.60-32,976.61-5,344.58

Finding the Fourth Proportional to 21,984.60, 32,976.61 and 5,344.58

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Solution

The fourth proportional to 21,984.60, 32,976.61 and 5,344.58 is: 8,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984.60 : 32,976.61 = 5,344.58 : x
  2. Step 2: Convert to fraction form
    21,984.60/32,976.61 = 5,344.58/x
  3. Step 3: Cross multiply
    21,984.60x = 32,976.61 × 5,344.58
  4. Step 4: Simplify right side
    21,984.60x = 176,246,130.27
  5. Step 5: Solve for x
    x = 176,246,130.27/21,984.60
  6. Step 6: Final answer
    x = 8,016.80

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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.