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Finding the Fourth Proportional to 22,638.85, 33,933.62 and 9,475.83

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Solution

The fourth proportional to 22,638.85, 33,933.62 and 9,475.83 is: 14,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,638.85 : 33,933.62 = 9,475.83 : x
  2. Step 2: Convert to fraction form
    22,638.85/33,933.62 = 9,475.83/x
  3. Step 3: Cross multiply
    22,638.85x = 33,933.62 × 9,475.83
  4. Step 4: Simplify right side
    22,638.85x = 321,549,238.09
  5. Step 5: Solve for x
    x = 321,549,238.09/22,638.85
  6. Step 6: Final answer
    x = 14,203.43

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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.