Home / 36,881.88-55,276.38-20,014.36

Finding the Fourth Proportional to 36,881.88, 55,276.38 and 20,014.36

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Solution

The fourth proportional to 36,881.88, 55,276.38 and 20,014.36 is: 29,996.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881.88 : 55,276.38 = 20,014.36 : x
  2. Step 2: Convert to fraction form
    36,881.88/55,276.38 = 20,014.36/x
  3. Step 3: Cross multiply
    36,881.88x = 55,276.38 × 20,014.36
  4. Step 4: Simplify right side
    36,881.88x = 1,106,321,368.82
  5. Step 5: Solve for x
    x = 1,106,321,368.82/36,881.88
  6. Step 6: Final answer
    x = 29,996.34

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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.