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Finding the Fourth Proportional to 22,012.08, 33,027.86 and 8,890.08

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Solution

The fourth proportional to 22,012.08, 33,027.86 and 8,890.08 is: 13,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012.08 : 33,027.86 = 8,890.08 : x
  2. Step 2: Convert to fraction form
    22,012.08/33,027.86 = 8,890.08/x
  3. Step 3: Cross multiply
    22,012.08x = 33,027.86 × 8,890.08
  4. Step 4: Simplify right side
    22,012.08x = 293,620,317.63
  5. Step 5: Solve for x
    x = 293,620,317.63/22,012.08
  6. Step 6: Final answer
    x = 13,339.05

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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.