Home / 33,207.60-49,811.40-22,078.20

Finding the Fourth Proportional to 33,207.60, 49,811.40 and 22,078.20

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Solution

The fourth proportional to 33,207.60, 49,811.40 and 22,078.20 is: 33,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,207.60 : 49,811.40 = 22,078.20 : x
  2. Step 2: Convert to fraction form
    33,207.60/49,811.40 = 22,078.20/x
  3. Step 3: Cross multiply
    33,207.60x = 49,811.40 × 22,078.20
  4. Step 4: Simplify right side
    33,207.60x = 1,099,746,051.48
  5. Step 5: Solve for x
    x = 1,099,746,051.48/33,207.60
  6. Step 6: Final answer
    x = 33,117.30

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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.