Home / 28,896.84-43,357.79-10,190.24

Finding the Fourth Proportional to 28,896.84, 43,357.79 and 10,190.24

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Solution

The fourth proportional to 28,896.84, 43,357.79 and 10,190.24 is: 15,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,896.84 : 43,357.79 = 10,190.24 : x
  2. Step 2: Convert to fraction form
    28,896.84/43,357.79 = 10,190.24/x
  3. Step 3: Cross multiply
    28,896.84x = 43,357.79 × 10,190.24
  4. Step 4: Simplify right side
    28,896.84x = 441,826,343.41
  5. Step 5: Solve for x
    x = 441,826,343.41/28,896.84
  6. Step 6: Final answer
    x = 15,289.78

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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.