Home / 13,933.58-19,226.94-7,884.50

Finding the Fourth Proportional to 13,933.58, 19,226.94 and 7,884.50

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Solution

The fourth proportional to 13,933.58, 19,226.94 and 7,884.50 is: 10,879.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.58 : 19,226.94 = 7,884.50 : x
  2. Step 2: Convert to fraction form
    13,933.58/19,226.94 = 7,884.50/x
  3. Step 3: Cross multiply
    13,933.58x = 19,226.94 × 7,884.50
  4. Step 4: Simplify right side
    13,933.58x = 151,594,808.43
  5. Step 5: Solve for x
    x = 151,594,808.43/13,933.58
  6. Step 6: Final answer
    x = 10,879.82

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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.