Home / 38,914.22-58,368.60-22,221.95

Finding the Fourth Proportional to 38,914.22, 58,368.60 and 22,221.95

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Solution

The fourth proportional to 38,914.22, 58,368.60 and 22,221.95 is: 33,331.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,914.22 : 58,368.60 = 22,221.95 : x
  2. Step 2: Convert to fraction form
    38,914.22/58,368.60 = 22,221.95/x
  3. Step 3: Cross multiply
    38,914.22x = 58,368.60 × 22,221.95
  4. Step 4: Simplify right side
    38,914.22x = 1,297,063,818.93
  5. Step 5: Solve for x
    x = 1,297,063,818.93/38,914.22
  6. Step 6: Final answer
    x = 33,331.36

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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.