Home / 13,992.54-19,308.96-8,023.92

Finding the Fourth Proportional to 13,992.54, 19,308.96 and 8,023.92

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Solution

The fourth proportional to 13,992.54, 19,308.96 and 8,023.92 is: 11,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,992.54 : 19,308.96 = 8,023.92 : x
  2. Step 2: Convert to fraction form
    13,992.54/19,308.96 = 8,023.92/x
  3. Step 3: Cross multiply
    13,992.54x = 19,308.96 × 8,023.92
  4. Step 4: Simplify right side
    13,992.54x = 154,933,550.32
  5. Step 5: Solve for x
    x = 154,933,550.32/13,992.54
  6. Step 6: Final answer
    x = 11,072.58

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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.