Home / 35,367.96-52,989.48-18,691.08

Finding the Fourth Proportional to 35,367.96, 52,989.48 and 18,691.08

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Solution

The fourth proportional to 35,367.96, 52,989.48 and 18,691.08 is: 28,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,367.96 : 52,989.48 = 18,691.08 : x
  2. Step 2: Convert to fraction form
    35,367.96/52,989.48 = 18,691.08/x
  3. Step 3: Cross multiply
    35,367.96x = 52,989.48 × 18,691.08
  4. Step 4: Simplify right side
    35,367.96x = 990,430,609.84
  5. Step 5: Solve for x
    x = 990,430,609.84/35,367.96
  6. Step 6: Final answer
    x = 28,003.61

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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.