Home / 30,464.36-45,696.60-10,738.28

Finding the Fourth Proportional to 30,464.36, 45,696.60 and 10,738.28

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Solution

The fourth proportional to 30,464.36, 45,696.60 and 10,738.28 is: 16,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,464.36 : 45,696.60 = 10,738.28 : x
  2. Step 2: Convert to fraction form
    30,464.36/45,696.60 = 10,738.28/x
  3. Step 3: Cross multiply
    30,464.36x = 45,696.60 × 10,738.28
  4. Step 4: Simplify right side
    30,464.36x = 490,702,885.85
  5. Step 5: Solve for x
    x = 490,702,885.85/30,464.36
  6. Step 6: Final answer
    x = 16,107.44

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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.