Home / 14,091.14-19,445.48-8,122.44

Finding the Fourth Proportional to 14,091.14, 19,445.48 and 8,122.44

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Solution

The fourth proportional to 14,091.14, 19,445.48 and 8,122.44 is: 11,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.14 : 19,445.48 = 8,122.44 : x
  2. Step 2: Convert to fraction form
    14,091.14/19,445.48 = 8,122.44/x
  3. Step 3: Cross multiply
    14,091.14x = 19,445.48 × 8,122.44
  4. Step 4: Simplify right side
    14,091.14x = 157,944,744.57
  5. Step 5: Solve for x
    x = 157,944,744.57/14,091.14
  6. Step 6: Final answer
    x = 11,208.80

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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.