Home / 30,747.41-46,112.19-12,982.01

Finding the Fourth Proportional to 30,747.41, 46,112.19 and 12,982.01

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Solution

The fourth proportional to 30,747.41, 46,112.19 and 12,982.01 is: 19,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,747.41 : 46,112.19 = 12,982.01 : x
  2. Step 2: Convert to fraction form
    30,747.41/46,112.19 = 12,982.01/x
  3. Step 3: Cross multiply
    30,747.41x = 46,112.19 × 12,982.01
  4. Step 4: Simplify right side
    30,747.41x = 598,628,681.14
  5. Step 5: Solve for x
    x = 598,628,681.14/30,747.41
  6. Step 6: Final answer
    x = 19,469.24

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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.