Home / 33,262.64-49,879.36-12,471.60

Finding the Fourth Proportional to 33,262.64, 49,879.36 and 12,471.60

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Solution

The fourth proportional to 33,262.64, 49,879.36 and 12,471.60 is: 18,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,262.64 : 49,879.36 = 12,471.60 : x
  2. Step 2: Convert to fraction form
    33,262.64/49,879.36 = 12,471.60/x
  3. Step 3: Cross multiply
    33,262.64x = 49,879.36 × 12,471.60
  4. Step 4: Simplify right side
    33,262.64x = 622,075,426.18
  5. Step 5: Solve for x
    x = 622,075,426.18/33,262.64
  6. Step 6: Final answer
    x = 18,701.93

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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.