Home / 22,295.62-30,768.54-12,604.30

Finding the Fourth Proportional to 22,295.62, 30,768.54 and 12,604.30

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Solution

The fourth proportional to 22,295.62, 30,768.54 and 12,604.30 is: 17,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.62 : 30,768.54 = 12,604.30 : x
  2. Step 2: Convert to fraction form
    22,295.62/30,768.54 = 12,604.30/x
  3. Step 3: Cross multiply
    22,295.62x = 30,768.54 × 12,604.30
  4. Step 4: Simplify right side
    22,295.62x = 387,815,845.70
  5. Step 5: Solve for x
    x = 387,815,845.70/22,295.62
  6. Step 6: Final answer
    x = 17,394.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.