Home / 30,112.08-45,124.83-16,936.62

Finding the Fourth Proportional to 30,112.08, 45,124.83 and 16,936.62

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Solution

The fourth proportional to 30,112.08, 45,124.83 and 16,936.62 is: 25,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,112.08 : 45,124.83 = 16,936.62 : x
  2. Step 2: Convert to fraction form
    30,112.08/45,124.83 = 16,936.62/x
  3. Step 3: Cross multiply
    30,112.08x = 45,124.83 × 16,936.62
  4. Step 4: Simplify right side
    30,112.08x = 764,262,098.27
  5. Step 5: Solve for x
    x = 764,262,098.27/30,112.08
  6. Step 6: Final answer
    x = 25,380.58

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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.