Home / 12,795.88-19,177.50-5,768.36

Finding the Fourth Proportional to 12,795.88, 19,177.50 and 5,768.36

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Solution

The fourth proportional to 12,795.88, 19,177.50 and 5,768.36 is: 8,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.88 : 19,177.50 = 5,768.36 : x
  2. Step 2: Convert to fraction form
    12,795.88/19,177.50 = 5,768.36/x
  3. Step 3: Cross multiply
    12,795.88x = 19,177.50 × 5,768.36
  4. Step 4: Simplify right side
    12,795.88x = 110,622,723.90
  5. Step 5: Solve for x
    x = 110,622,723.90/12,795.88
  6. Step 6: Final answer
    x = 8,645.18

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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.