Home / 14,168.87-19,552.21-7,794.37

Finding the Fourth Proportional to 14,168.87, 19,552.21 and 7,794.37

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Solution

The fourth proportional to 14,168.87, 19,552.21 and 7,794.37 is: 10,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.87 : 19,552.21 = 7,794.37 : x
  2. Step 2: Convert to fraction form
    14,168.87/19,552.21 = 7,794.37/x
  3. Step 3: Cross multiply
    14,168.87x = 19,552.21 × 7,794.37
  4. Step 4: Simplify right side
    14,168.87x = 152,397,090.69
  5. Step 5: Solve for x
    x = 152,397,090.69/14,168.87
  6. Step 6: Final answer
    x = 10,755.77

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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.