Home / 36,141.60-54,212.34-18,616.44

Finding the Fourth Proportional to 36,141.60, 54,212.34 and 18,616.44

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Solution

The fourth proportional to 36,141.60, 54,212.34 and 18,616.44 is: 27,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,141.60 : 54,212.34 = 18,616.44 : x
  2. Step 2: Convert to fraction form
    36,141.60/54,212.34 = 18,616.44/x
  3. Step 3: Cross multiply
    36,141.60x = 54,212.34 × 18,616.44
  4. Step 4: Simplify right side
    36,141.60x = 1,009,240,774.87
  5. Step 5: Solve for x
    x = 1,009,240,774.87/36,141.60
  6. Step 6: Final answer
    x = 27,924.63

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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.