Home / 14,313.38-19,752.46-8,027.78

Finding the Fourth Proportional to 14,313.38, 19,752.46 and 8,027.78

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Solution

The fourth proportional to 14,313.38, 19,752.46 and 8,027.78 is: 11,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.38 : 19,752.46 = 8,027.78 : x
  2. Step 2: Convert to fraction form
    14,313.38/19,752.46 = 8,027.78/x
  3. Step 3: Cross multiply
    14,313.38x = 19,752.46 × 8,027.78
  4. Step 4: Simplify right side
    14,313.38x = 158,568,284.51
  5. Step 5: Solve for x
    x = 158,568,284.51/14,313.38
  6. Step 6: Final answer
    x = 11,078.33

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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.