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Finding the Fourth Proportional to 28,033.44, 42,050.01 and 8,313.54

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Solution

The fourth proportional to 28,033.44, 42,050.01 and 8,313.54 is: 12,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,033.44 : 42,050.01 = 8,313.54 : x
  2. Step 2: Convert to fraction form
    28,033.44/42,050.01 = 8,313.54/x
  3. Step 3: Cross multiply
    28,033.44x = 42,050.01 × 8,313.54
  4. Step 4: Simplify right side
    28,033.44x = 349,584,440.14
  5. Step 5: Solve for x
    x = 349,584,440.14/28,033.44
  6. Step 6: Final answer
    x = 12,470.27

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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.