Home / 21,936.60-32,904.60-5,296.55

Finding the Fourth Proportional to 21,936.60, 32,904.60 and 5,296.55

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Solution

The fourth proportional to 21,936.60, 32,904.60 and 5,296.55 is: 7,944.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936.60 : 32,904.60 = 5,296.55 : x
  2. Step 2: Convert to fraction form
    21,936.60/32,904.60 = 5,296.55/x
  3. Step 3: Cross multiply
    21,936.60x = 32,904.60 × 5,296.55
  4. Step 4: Simplify right side
    21,936.60x = 174,280,694.61
  5. Step 5: Solve for x
    x = 174,280,694.61/21,936.60
  6. Step 6: Final answer
    x = 7,944.75

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1.5x scale

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.