Home / 13,177.56-19,759.14-5,379.96

Finding the Fourth Proportional to 13,177.56, 19,759.14 and 5,379.96

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Solution

The fourth proportional to 13,177.56, 19,759.14 and 5,379.96 is: 8,067.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.56 : 19,759.14 = 5,379.96 : x
  2. Step 2: Convert to fraction form
    13,177.56/19,759.14 = 5,379.96/x
  3. Step 3: Cross multiply
    13,177.56x = 19,759.14 × 5,379.96
  4. Step 4: Simplify right side
    13,177.56x = 106,303,382.83
  5. Step 5: Solve for x
    x = 106,303,382.83/13,177.56
  6. Step 6: Final answer
    x = 8,067.00

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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.