Home / 30,745.13-46,059.36-18,238.73

Finding the Fourth Proportional to 30,745.13, 46,059.36 and 18,238.73

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Solution

The fourth proportional to 30,745.13, 46,059.36 and 18,238.73 is: 27,323.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,745.13 : 46,059.36 = 18,238.73 : x
  2. Step 2: Convert to fraction form
    30,745.13/46,059.36 = 18,238.73/x
  3. Step 3: Cross multiply
    30,745.13x = 46,059.36 × 18,238.73
  4. Step 4: Simplify right side
    30,745.13x = 840,064,231.01
  5. Step 5: Solve for x
    x = 840,064,231.01/30,745.13
  6. Step 6: Final answer
    x = 27,323.49

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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.