Home / 19,093.73-28,629.05-7,994.70

Finding the Fourth Proportional to 19,093.73, 28,629.05 and 7,994.70

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Solution

The fourth proportional to 19,093.73, 28,629.05 and 7,994.70 is: 11,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093.73 : 28,629.05 = 7,994.70 : x
  2. Step 2: Convert to fraction form
    19,093.73/28,629.05 = 7,994.70/x
  3. Step 3: Cross multiply
    19,093.73x = 28,629.05 × 7,994.70
  4. Step 4: Simplify right side
    19,093.73x = 228,880,626.06
  5. Step 5: Solve for x
    x = 228,880,626.06/19,093.73
  6. Step 6: Final answer
    x = 11,987.22

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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.