Home / 25,941.84-35,749.80-18,857.04

Finding the Fourth Proportional to 25,941.84, 35,749.80 and 18,857.04

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Solution

The fourth proportional to 25,941.84, 35,749.80 and 18,857.04 is: 25,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,941.84 : 35,749.80 = 18,857.04 : x
  2. Step 2: Convert to fraction form
    25,941.84/35,749.80 = 18,857.04/x
  3. Step 3: Cross multiply
    25,941.84x = 35,749.80 × 18,857.04
  4. Step 4: Simplify right side
    25,941.84x = 674,135,408.59
  5. Step 5: Solve for x
    x = 674,135,408.59/25,941.84
  6. Step 6: Final answer
    x = 25,986.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.