Home / 14,576.83-20,067.37-13,907.31

Finding the Fourth Proportional to 14,576.83, 20,067.37 and 13,907.31

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Solution

The fourth proportional to 14,576.83, 20,067.37 and 13,907.31 is: 19,145.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.83 : 20,067.37 = 13,907.31 : x
  2. Step 2: Convert to fraction form
    14,576.83/20,067.37 = 13,907.31/x
  3. Step 3: Cross multiply
    14,576.83x = 20,067.37 × 13,907.31
  4. Step 4: Simplify right side
    14,576.83x = 279,083,135.47
  5. Step 5: Solve for x
    x = 279,083,135.47/14,576.83
  6. Step 6: Final answer
    x = 19,145.67

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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.