Home / 23,281.94-34,944.78-18,120.62

Finding the Fourth Proportional to 23,281.94, 34,944.78 and 18,120.62

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Solution

The fourth proportional to 23,281.94, 34,944.78 and 18,120.62 is: 27,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.94 : 34,944.78 = 18,120.62 : x
  2. Step 2: Convert to fraction form
    23,281.94/34,944.78 = 18,120.62/x
  3. Step 3: Cross multiply
    23,281.94x = 34,944.78 × 18,120.62
  4. Step 4: Simplify right side
    23,281.94x = 633,221,079.36
  5. Step 5: Solve for x
    x = 633,221,079.36/23,281.94
  6. Step 6: Final answer
    x = 27,197.95

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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.