Home / 26,199.45-39,274.47-13,039.38

Finding the Fourth Proportional to 26,199.45, 39,274.47 and 13,039.38

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Solution

The fourth proportional to 26,199.45, 39,274.47 and 13,039.38 is: 19,546.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,199.45 : 39,274.47 = 13,039.38 : x
  2. Step 2: Convert to fraction form
    26,199.45/39,274.47 = 13,039.38/x
  3. Step 3: Cross multiply
    26,199.45x = 39,274.47 × 13,039.38
  4. Step 4: Simplify right side
    26,199.45x = 512,114,738.63
  5. Step 5: Solve for x
    x = 512,114,738.63/26,199.45
  6. Step 6: Final answer
    x = 19,546.77

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