Home / 26,408.64-39,612.58-6,418.28

Finding the Fourth Proportional to 26,408.64, 39,612.58 and 6,418.28

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Solution

The fourth proportional to 26,408.64, 39,612.58 and 6,418.28 is: 9,627.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408.64 : 39,612.58 = 6,418.28 : x
  2. Step 2: Convert to fraction form
    26,408.64/39,612.58 = 6,418.28/x
  3. Step 3: Cross multiply
    26,408.64x = 39,612.58 × 6,418.28
  4. Step 4: Simplify right side
    26,408.64x = 254,244,629.96
  5. Step 5: Solve for x
    x = 254,244,629.96/26,408.64
  6. Step 6: Final answer
    x = 9,627.33

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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.