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Finding the Fourth Proportional to 22,448.37, 33,672.21 and 7,667.64

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Solution

The fourth proportional to 22,448.37, 33,672.21 and 7,667.64 is: 11,501.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.37 : 33,672.21 = 7,667.64 : x
  2. Step 2: Convert to fraction form
    22,448.37/33,672.21 = 7,667.64/x
  3. Step 3: Cross multiply
    22,448.37x = 33,672.21 × 7,667.64
  4. Step 4: Simplify right side
    22,448.37x = 258,186,384.28
  5. Step 5: Solve for x
    x = 258,186,384.28/22,448.37
  6. Step 6: Final answer
    x = 11,501.34

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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.