Home / 18,563.10-27,868.41-15,947.34

Finding the Fourth Proportional to 18,563.10, 27,868.41 and 15,947.34

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Solution

The fourth proportional to 18,563.10, 27,868.41 and 15,947.34 is: 23,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.10 : 27,868.41 = 15,947.34 : x
  2. Step 2: Convert to fraction form
    18,563.10/27,868.41 = 15,947.34/x
  3. Step 3: Cross multiply
    18,563.10x = 27,868.41 × 15,947.34
  4. Step 4: Simplify right side
    18,563.10x = 444,427,009.53
  5. Step 5: Solve for x
    x = 444,427,009.53/18,563.10
  6. Step 6: Final answer
    x = 23,941.42

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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.