Home / 24,436.20-36,727.20-21,228.60

Finding the Fourth Proportional to 24,436.20, 36,727.20 and 21,228.60

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Solution

The fourth proportional to 24,436.20, 36,727.20 and 21,228.60 is: 31,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,436.20 : 36,727.20 = 21,228.60 : x
  2. Step 2: Convert to fraction form
    24,436.20/36,727.20 = 21,228.60/x
  3. Step 3: Cross multiply
    24,436.20x = 36,727.20 × 21,228.60
  4. Step 4: Simplify right side
    24,436.20x = 779,667,037.92
  5. Step 5: Solve for x
    x = 779,667,037.92/24,436.20
  6. Step 6: Final answer
    x = 31,906.23

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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.