Home / 22,120.66-33,194.63-8,973.15

Finding the Fourth Proportional to 22,120.66, 33,194.63 and 8,973.15

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Solution

The fourth proportional to 22,120.66, 33,194.63 and 8,973.15 is: 13,465.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.66 : 33,194.63 = 8,973.15 : x
  2. Step 2: Convert to fraction form
    22,120.66/33,194.63 = 8,973.15/x
  3. Step 3: Cross multiply
    22,120.66x = 33,194.63 × 8,973.15
  4. Step 4: Simplify right side
    22,120.66x = 297,860,394.18
  5. Step 5: Solve for x
    x = 297,860,394.18/22,120.66
  6. Step 6: Final answer
    x = 13,465.26

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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.