Home / 17,313.24-25,969.64-8,427.18

Finding the Fourth Proportional to 17,313.24, 25,969.64 and 8,427.18

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Solution

The fourth proportional to 17,313.24, 25,969.64 and 8,427.18 is: 12,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,313.24 : 25,969.64 = 8,427.18 : x
  2. Step 2: Convert to fraction form
    17,313.24/25,969.64 = 8,427.18/x
  3. Step 3: Cross multiply
    17,313.24x = 25,969.64 × 8,427.18
  4. Step 4: Simplify right side
    17,313.24x = 218,850,788.68
  5. Step 5: Solve for x
    x = 218,850,788.68/17,313.24
  6. Step 6: Final answer
    x = 12,640.66

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1.5x scale

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.