Home / 26,676.77-40,015.15-9,146.75

Finding the Fourth Proportional to 26,676.77, 40,015.15 and 9,146.75

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Solution

The fourth proportional to 26,676.77, 40,015.15 and 9,146.75 is: 13,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,676.77 : 40,015.15 = 9,146.75 : x
  2. Step 2: Convert to fraction form
    26,676.77/40,015.15 = 9,146.75/x
  3. Step 3: Cross multiply
    26,676.77x = 40,015.15 × 9,146.75
  4. Step 4: Simplify right side
    26,676.77x = 366,008,350.32
  5. Step 5: Solve for x
    x = 366,008,350.32/26,676.77
  6. Step 6: Final answer
    x = 13,720.12

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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.