Home / 12,566.82-18,852.30-4,247.34

Finding the Fourth Proportional to 12,566.82, 18,852.30 and 4,247.34

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Solution

The fourth proportional to 12,566.82, 18,852.30 and 4,247.34 is: 6,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.82 : 18,852.30 = 4,247.34 : x
  2. Step 2: Convert to fraction form
    12,566.82/18,852.30 = 4,247.34/x
  3. Step 3: Cross multiply
    12,566.82x = 18,852.30 × 4,247.34
  4. Step 4: Simplify right side
    12,566.82x = 80,072,127.88
  5. Step 5: Solve for x
    x = 80,072,127.88/12,566.82
  6. Step 6: Final answer
    x = 6,371.71

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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.