Home / 26,431.26-39,569.21-17,043.56

Finding the Fourth Proportional to 26,431.26, 39,569.21 and 17,043.56

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Solution

The fourth proportional to 26,431.26, 39,569.21 and 17,043.56 is: 25,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,431.26 : 39,569.21 = 17,043.56 : x
  2. Step 2: Convert to fraction form
    26,431.26/39,569.21 = 17,043.56/x
  3. Step 3: Cross multiply
    26,431.26x = 39,569.21 × 17,043.56
  4. Step 4: Simplify right side
    26,431.26x = 674,400,356.60
  5. Step 5: Solve for x
    x = 674,400,356.60/26,431.26
  6. Step 6: Final answer
    x = 25,515.25

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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.