Home / 26,719.66-40,066.26-15,629.14

Finding the Fourth Proportional to 26,719.66, 40,066.26 and 15,629.14

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Solution

The fourth proportional to 26,719.66, 40,066.26 and 15,629.14 is: 23,435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.66 : 40,066.26 = 15,629.14 : x
  2. Step 2: Convert to fraction form
    26,719.66/40,066.26 = 15,629.14/x
  3. Step 3: Cross multiply
    26,719.66x = 40,066.26 × 15,629.14
  4. Step 4: Simplify right side
    26,719.66x = 626,201,186.82
  5. Step 5: Solve for x
    x = 626,201,186.82/26,719.66
  6. Step 6: Final answer
    x = 23,435.97

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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.