Home / 19,414.84-29,102.06-13,175.36

Finding the Fourth Proportional to 19,414.84, 29,102.06 and 13,175.36

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Solution

The fourth proportional to 19,414.84, 29,102.06 and 13,175.36 is: 19,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414.84 : 29,102.06 = 13,175.36 : x
  2. Step 2: Convert to fraction form
    19,414.84/29,102.06 = 13,175.36/x
  3. Step 3: Cross multiply
    19,414.84x = 29,102.06 × 13,175.36
  4. Step 4: Simplify right side
    19,414.84x = 383,430,076.75
  5. Step 5: Solve for x
    x = 383,430,076.75/19,414.84
  6. Step 6: Final answer
    x = 19,749.33

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1.5x scale

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.