Home / 26,313.06-39,435.57-19,687.26

Finding the Fourth Proportional to 26,313.06, 39,435.57 and 19,687.26

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Solution

The fourth proportional to 26,313.06, 39,435.57 and 19,687.26 is: 29,505.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313.06 : 39,435.57 = 19,687.26 : x
  2. Step 2: Convert to fraction form
    26,313.06/39,435.57 = 19,687.26/x
  3. Step 3: Cross multiply
    26,313.06x = 39,435.57 × 19,687.26
  4. Step 4: Simplify right side
    26,313.06x = 776,378,319.84
  5. Step 5: Solve for x
    x = 776,378,319.84/26,313.06
  6. Step 6: Final answer
    x = 29,505.44

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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.