Home / 25,442.22-38,130.48-11,391.96

Finding the Fourth Proportional to 25,442.22, 38,130.48 and 11,391.96

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Solution

The fourth proportional to 25,442.22, 38,130.48 and 11,391.96 is: 17,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,442.22 : 38,130.48 = 11,391.96 : x
  2. Step 2: Convert to fraction form
    25,442.22/38,130.48 = 11,391.96/x
  3. Step 3: Cross multiply
    25,442.22x = 38,130.48 × 11,391.96
  4. Step 4: Simplify right side
    25,442.22x = 434,380,902.94
  5. Step 5: Solve for x
    x = 434,380,902.94/25,442.22
  6. Step 6: Final answer
    x = 17,073.23

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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.