Home / 35,460.36-53,194.32-12,087

Finding the Fourth Proportional to 35,460.36, 53,194.32 and 12,087

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Solution

The fourth proportional to 35,460.36, 53,194.32 and 12,087 is: 18,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,460.36 : 53,194.32 = 12,087 : x
  2. Step 2: Convert to fraction form
    35,460.36/53,194.32 = 12,087/x
  3. Step 3: Cross multiply
    35,460.36x = 53,194.32 × 12,087
  4. Step 4: Simplify right side
    35,460.36x = 642,959,745.84
  5. Step 5: Solve for x
    x = 642,959,745.84/35,460.36
  6. Step 6: Final answer
    x = 18,131.79

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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.