Home / 22,173.12-33,240.12-9,036.48

Finding the Fourth Proportional to 22,173.12, 33,240.12 and 9,036.48

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Solution

The fourth proportional to 22,173.12, 33,240.12 and 9,036.48 is: 13,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.12 : 33,240.12 = 9,036.48 : x
  2. Step 2: Convert to fraction form
    22,173.12/33,240.12 = 9,036.48/x
  3. Step 3: Cross multiply
    22,173.12x = 33,240.12 × 9,036.48
  4. Step 4: Simplify right side
    22,173.12x = 300,373,679.58
  5. Step 5: Solve for x
    x = 300,373,679.58/22,173.12
  6. Step 6: Final answer
    x = 13,546.75

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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.