Home / 30,745.36-46,001.36-19,029.52

Finding the Fourth Proportional to 30,745.36, 46,001.36 and 19,029.52

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Solution

The fourth proportional to 30,745.36, 46,001.36 and 19,029.52 is: 28,472.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,745.36 : 46,001.36 = 19,029.52 : x
  2. Step 2: Convert to fraction form
    30,745.36/46,001.36 = 19,029.52/x
  3. Step 3: Cross multiply
    30,745.36x = 46,001.36 × 19,029.52
  4. Step 4: Simplify right side
    30,745.36x = 875,383,800.15
  5. Step 5: Solve for x
    x = 875,383,800.15/30,745.36
  6. Step 6: Final answer
    x = 28,472.06

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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.