Home / 17,558.40-26,313.60-11,299.20

Finding the Fourth Proportional to 17,558.40, 26,313.60 and 11,299.20

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Solution

The fourth proportional to 17,558.40, 26,313.60 and 11,299.20 is: 16,933.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558.40 : 26,313.60 = 11,299.20 : x
  2. Step 2: Convert to fraction form
    17,558.40/26,313.60 = 11,299.20/x
  3. Step 3: Cross multiply
    17,558.40x = 26,313.60 × 11,299.20
  4. Step 4: Simplify right side
    17,558.40x = 297,322,629.12
  5. Step 5: Solve for x
    x = 297,322,629.12/17,558.40
  6. Step 6: Final answer
    x = 16,933.36

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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.