Home / 29,440.36-40,617.39-16,691.68

Finding the Fourth Proportional to 29,440.36, 40,617.39 and 16,691.68

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Solution

The fourth proportional to 29,440.36, 40,617.39 and 16,691.68 is: 23,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,440.36 : 40,617.39 = 16,691.68 : x
  2. Step 2: Convert to fraction form
    29,440.36/40,617.39 = 16,691.68/x
  3. Step 3: Cross multiply
    29,440.36x = 40,617.39 × 16,691.68
  4. Step 4: Simplify right side
    29,440.36x = 677,972,476.32
  5. Step 5: Solve for x
    x = 677,972,476.32/29,440.36
  6. Step 6: Final answer
    x = 23,028.67

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1.5x scale

Why These Related Problems?

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