Home / 38,231.82-57,283.01-23,409.78

Finding the Fourth Proportional to 38,231.82, 57,283.01 and 23,409.78

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Solution

The fourth proportional to 38,231.82, 57,283.01 and 23,409.78 is: 35,075.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231.82 : 57,283.01 = 23,409.78 : x
  2. Step 2: Convert to fraction form
    38,231.82/57,283.01 = 23,409.78/x
  3. Step 3: Cross multiply
    38,231.82x = 57,283.01 × 23,409.78
  4. Step 4: Simplify right side
    38,231.82x = 1,340,982,661.84
  5. Step 5: Solve for x
    x = 1,340,982,661.84/38,231.82
  6. Step 6: Final answer
    x = 35,075.04

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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.