Home / 12,993.21-19,475.54-5,093.33

Finding the Fourth Proportional to 12,993.21, 19,475.54 and 5,093.33

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Solution

The fourth proportional to 12,993.21, 19,475.54 and 5,093.33 is: 7,634.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,993.21 : 19,475.54 = 5,093.33 : x
  2. Step 2: Convert to fraction form
    12,993.21/19,475.54 = 5,093.33/x
  3. Step 3: Cross multiply
    12,993.21x = 19,475.54 × 5,093.33
  4. Step 4: Simplify right side
    12,993.21x = 99,195,357.95
  5. Step 5: Solve for x
    x = 99,195,357.95/12,993.21
  6. Step 6: Final answer
    x = 7,634.40

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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.