Home / 69,614.62-96,067.14-39,405.67

Finding the Fourth Proportional to 69,614.62, 96,067.14 and 39,405.67

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Solution

The fourth proportional to 69,614.62, 96,067.14 and 39,405.67 is: 54,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,614.62 : 96,067.14 = 39,405.67 : x
  2. Step 2: Convert to fraction form
    69,614.62/96,067.14 = 39,405.67/x
  3. Step 3: Cross multiply
    69,614.62x = 96,067.14 × 39,405.67
  4. Step 4: Simplify right side
    69,614.62x = 3,785,590,016.68
  5. Step 5: Solve for x
    x = 3,785,590,016.68/69,614.62
  6. Step 6: Final answer
    x = 54,379.24

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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.