Home / 29,536.21-40,766.61-18,779.01

Finding the Fourth Proportional to 29,536.21, 40,766.61 and 18,779.01

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Solution

The fourth proportional to 29,536.21, 40,766.61 and 18,779.01 is: 25,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,536.21 : 40,766.61 = 18,779.01 : x
  2. Step 2: Convert to fraction form
    29,536.21/40,766.61 = 18,779.01/x
  3. Step 3: Cross multiply
    29,536.21x = 40,766.61 × 18,779.01
  4. Step 4: Simplify right side
    29,536.21x = 765,556,576.86
  5. Step 5: Solve for x
    x = 765,556,576.86/29,536.21
  6. Step 6: Final answer
    x = 25,919.26

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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.