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Finding the Fourth Proportional to 22,017.58, 33,027.94 and 8,870.02

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Solution

The fourth proportional to 22,017.58, 33,027.94 and 8,870.02 is: 13,305.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.58 : 33,027.94 = 8,870.02 : x
  2. Step 2: Convert to fraction form
    22,017.58/33,027.94 = 8,870.02/x
  3. Step 3: Cross multiply
    22,017.58x = 33,027.94 × 8,870.02
  4. Step 4: Simplify right side
    22,017.58x = 292,958,488.36
  5. Step 5: Solve for x
    x = 292,958,488.36/22,017.58
  6. Step 6: Final answer
    x = 13,305.66

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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.