Home / 19,409.45-29,093.42-10,040.04

Finding the Fourth Proportional to 19,409.45, 29,093.42 and 10,040.04

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Solution

The fourth proportional to 19,409.45, 29,093.42 and 10,040.04 is: 15,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.45 : 29,093.42 = 10,040.04 : x
  2. Step 2: Convert to fraction form
    19,409.45/29,093.42 = 10,040.04/x
  3. Step 3: Cross multiply
    19,409.45x = 29,093.42 × 10,040.04
  4. Step 4: Simplify right side
    19,409.45x = 292,099,125.64
  5. Step 5: Solve for x
    x = 292,099,125.64/19,409.45
  6. Step 6: Final answer
    x = 15,049.32

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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.