Home / 17,421.96-26,135.10-5,739.24

Finding the Fourth Proportional to 17,421.96, 26,135.10 and 5,739.24

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Solution

The fourth proportional to 17,421.96, 26,135.10 and 5,739.24 is: 8,609.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,421.96 : 26,135.10 = 5,739.24 : x
  2. Step 2: Convert to fraction form
    17,421.96/26,135.10 = 5,739.24/x
  3. Step 3: Cross multiply
    17,421.96x = 26,135.10 × 5,739.24
  4. Step 4: Simplify right side
    17,421.96x = 149,995,611.32
  5. Step 5: Solve for x
    x = 149,995,611.32/17,421.96
  6. Step 6: Final answer
    x = 8,609.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.