Home / 26,745.19-36,921.74-17,321.35

Finding the Fourth Proportional to 26,745.19, 36,921.74 and 17,321.35

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Solution

The fourth proportional to 26,745.19, 36,921.74 and 17,321.35 is: 23,912.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,745.19 : 36,921.74 = 17,321.35 : x
  2. Step 2: Convert to fraction form
    26,745.19/36,921.74 = 17,321.35/x
  3. Step 3: Cross multiply
    26,745.19x = 36,921.74 × 17,321.35
  4. Step 4: Simplify right side
    26,745.19x = 639,534,381.15
  5. Step 5: Solve for x
    x = 639,534,381.15/26,745.19
  6. Step 6: Final answer
    x = 23,912.13

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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.