Home / 36,141.44-54,212.58-12,751.47

Finding the Fourth Proportional to 36,141.44, 54,212.58 and 12,751.47

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Solution

The fourth proportional to 36,141.44, 54,212.58 and 12,751.47 is: 19,127.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,141.44 : 54,212.58 = 12,751.47 : x
  2. Step 2: Convert to fraction form
    36,141.44/54,212.58 = 12,751.47/x
  3. Step 3: Cross multiply
    36,141.44x = 54,212.58 × 12,751.47
  4. Step 4: Simplify right side
    36,141.44x = 691,290,087.49
  5. Step 5: Solve for x
    x = 691,290,087.49/36,141.44
  6. Step 6: Final answer
    x = 19,127.36

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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.