Home / 22,255.73-33,357.63-18,103.18

Finding the Fourth Proportional to 22,255.73, 33,357.63 and 18,103.18

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Solution

The fourth proportional to 22,255.73, 33,357.63 and 18,103.18 is: 27,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,255.73 : 33,357.63 = 18,103.18 : x
  2. Step 2: Convert to fraction form
    22,255.73/33,357.63 = 18,103.18/x
  3. Step 3: Cross multiply
    22,255.73x = 33,357.63 × 18,103.18
  4. Step 4: Simplify right side
    22,255.73x = 603,879,013.48
  5. Step 5: Solve for x
    x = 603,879,013.48/22,255.73
  6. Step 6: Final answer
    x = 27,133.64

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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.