Home / 35,936.72-53,907-10,977.52

Finding the Fourth Proportional to 35,936.72, 53,907 and 10,977.52

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Solution

The fourth proportional to 35,936.72, 53,907 and 10,977.52 is: 16,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,936.72 : 53,907 = 10,977.52 : x
  2. Step 2: Convert to fraction form
    35,936.72/53,907 = 10,977.52/x
  3. Step 3: Cross multiply
    35,936.72x = 53,907 × 10,977.52
  4. Step 4: Simplify right side
    35,936.72x = 591,765,170.64
  5. Step 5: Solve for x
    x = 591,765,170.64/35,936.72
  6. Step 6: Final answer
    x = 16,466.87

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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.