Home / 22,017.40-33,027.62-8,869.80

Finding the Fourth Proportional to 22,017.40, 33,027.62 and 8,869.80

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Solution

The fourth proportional to 22,017.40, 33,027.62 and 8,869.80 is: 13,305.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.40 : 33,027.62 = 8,869.80 : x
  2. Step 2: Convert to fraction form
    22,017.40/33,027.62 = 8,869.80/x
  3. Step 3: Cross multiply
    22,017.40x = 33,027.62 × 8,869.80
  4. Step 4: Simplify right side
    22,017.40x = 292,948,383.88
  5. Step 5: Solve for x
    x = 292,948,383.88/22,017.40
  6. Step 6: Final answer
    x = 13,305.31

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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.