Home / 12,247.94-18,368.97-5,667.80

Finding the Fourth Proportional to 12,247.94, 18,368.97 and 5,667.80

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Solution

The fourth proportional to 12,247.94, 18,368.97 and 5,667.80 is: 8,500.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247.94 : 18,368.97 = 5,667.80 : x
  2. Step 2: Convert to fraction form
    12,247.94/18,368.97 = 5,667.80/x
  3. Step 3: Cross multiply
    12,247.94x = 18,368.97 × 5,667.80
  4. Step 4: Simplify right side
    12,247.94x = 104,111,556.32
  5. Step 5: Solve for x
    x = 104,111,556.32/12,247.94
  6. Step 6: Final answer
    x = 8,500.34

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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.