Home / 18,682.98-25,779.83-11,606.82

Finding the Fourth Proportional to 18,682.98, 25,779.83 and 11,606.82

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Solution

The fourth proportional to 18,682.98, 25,779.83 and 11,606.82 is: 16,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682.98 : 25,779.83 = 11,606.82 : x
  2. Step 2: Convert to fraction form
    18,682.98/25,779.83 = 11,606.82/x
  3. Step 3: Cross multiply
    18,682.98x = 25,779.83 × 11,606.82
  4. Step 4: Simplify right side
    18,682.98x = 299,221,846.44
  5. Step 5: Solve for x
    x = 299,221,846.44/18,682.98
  6. Step 6: Final answer
    x = 16,015.75

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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.