Home / 19,110.94-28,657.14-8,014.65

Finding the Fourth Proportional to 19,110.94, 28,657.14 and 8,014.65

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Solution

The fourth proportional to 19,110.94, 28,657.14 and 8,014.65 is: 12,018.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.94 : 28,657.14 = 8,014.65 : x
  2. Step 2: Convert to fraction form
    19,110.94/28,657.14 = 8,014.65/x
  3. Step 3: Cross multiply
    19,110.94x = 28,657.14 × 8,014.65
  4. Step 4: Simplify right side
    19,110.94x = 229,677,015.86
  5. Step 5: Solve for x
    x = 229,677,015.86/19,110.94
  6. Step 6: Final answer
    x = 12,018.09

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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.