Home / 12,089.92-18,113.39-5,054.44

Finding the Fourth Proportional to 12,089.92, 18,113.39 and 5,054.44

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Solution

The fourth proportional to 12,089.92, 18,113.39 and 5,054.44 is: 7,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089.92 : 18,113.39 = 5,054.44 : x
  2. Step 2: Convert to fraction form
    12,089.92/18,113.39 = 5,054.44/x
  3. Step 3: Cross multiply
    12,089.92x = 18,113.39 × 5,054.44
  4. Step 4: Simplify right side
    12,089.92x = 91,553,042.95
  5. Step 5: Solve for x
    x = 91,553,042.95/12,089.92
  6. Step 6: Final answer
    x = 7,572.68

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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.