Home / 26,719.87-40,079.76-10,716.62

Finding the Fourth Proportional to 26,719.87, 40,079.76 and 10,716.62

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Solution

The fourth proportional to 26,719.87, 40,079.76 and 10,716.62 is: 16,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.87 : 40,079.76 = 10,716.62 : x
  2. Step 2: Convert to fraction form
    26,719.87/40,079.76 = 10,716.62/x
  3. Step 3: Cross multiply
    26,719.87x = 40,079.76 × 10,716.62
  4. Step 4: Simplify right side
    26,719.87x = 429,519,698.00
  5. Step 5: Solve for x
    x = 429,519,698.00/26,719.87
  6. Step 6: Final answer
    x = 16,074.92

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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.