Home / 22,207.60-33,303.30-11,110.60

Finding the Fourth Proportional to 22,207.60, 33,303.30 and 11,110.60

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Solution

The fourth proportional to 22,207.60, 33,303.30 and 11,110.60 is: 16,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.60 : 33,303.30 = 11,110.60 : x
  2. Step 2: Convert to fraction form
    22,207.60/33,303.30 = 11,110.60/x
  3. Step 3: Cross multiply
    22,207.60x = 33,303.30 × 11,110.60
  4. Step 4: Simplify right side
    22,207.60x = 370,019,644.98
  5. Step 5: Solve for x
    x = 370,019,644.98/22,207.60
  6. Step 6: Final answer
    x = 16,661.85

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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.