Home / 28,794.76-43,162.54-11,021.25

Finding the Fourth Proportional to 28,794.76, 43,162.54 and 11,021.25

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Solution

The fourth proportional to 28,794.76, 43,162.54 and 11,021.25 is: 16,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,794.76 : 43,162.54 = 11,021.25 : x
  2. Step 2: Convert to fraction form
    28,794.76/43,162.54 = 11,021.25/x
  3. Step 3: Cross multiply
    28,794.76x = 43,162.54 × 11,021.25
  4. Step 4: Simplify right side
    28,794.76x = 475,705,097.49
  5. Step 5: Solve for x
    x = 475,705,097.49/28,794.76
  6. Step 6: Final answer
    x = 16,520.55

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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.