Home / 26,563.35-36,648.68-17,138.19

Finding the Fourth Proportional to 26,563.35, 36,648.68 and 17,138.19

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Solution

The fourth proportional to 26,563.35, 36,648.68 and 17,138.19 is: 23,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,563.35 : 36,648.68 = 17,138.19 : x
  2. Step 2: Convert to fraction form
    26,563.35/36,648.68 = 17,138.19/x
  3. Step 3: Cross multiply
    26,563.35x = 36,648.68 × 17,138.19
  4. Step 4: Simplify right side
    26,563.35x = 628,091,955.40
  5. Step 5: Solve for x
    x = 628,091,955.40/26,563.35
  6. Step 6: Final answer
    x = 23,645.06

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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.