Home / 12,067.23-16,675.65-9,077.87

Finding the Fourth Proportional to 12,067.23, 16,675.65 and 9,077.87

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Solution

The fourth proportional to 12,067.23, 16,675.65 and 9,077.87 is: 12,544.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.23 : 16,675.65 = 9,077.87 : x
  2. Step 2: Convert to fraction form
    12,067.23/16,675.65 = 9,077.87/x
  3. Step 3: Cross multiply
    12,067.23x = 16,675.65 × 9,077.87
  4. Step 4: Simplify right side
    12,067.23x = 151,379,399.02
  5. Step 5: Solve for x
    x = 151,379,399.02/12,067.23
  6. Step 6: Final answer
    x = 12,544.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.