Home / 22,255.64-33,383.37-9,108.02

Finding the Fourth Proportional to 22,255.64, 33,383.37 and 9,108.02

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Solution

The fourth proportional to 22,255.64, 33,383.37 and 9,108.02 is: 13,661.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,255.64 : 33,383.37 = 9,108.02 : x
  2. Step 2: Convert to fraction form
    22,255.64/33,383.37 = 9,108.02/x
  3. Step 3: Cross multiply
    22,255.64x = 33,383.37 × 9,108.02
  4. Step 4: Simplify right side
    22,255.64x = 304,056,348.50
  5. Step 5: Solve for x
    x = 304,056,348.50/22,255.64
  6. Step 6: Final answer
    x = 13,661.99

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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.