Home / 26,986.98-40,455.96-9,447.24

Finding the Fourth Proportional to 26,986.98, 40,455.96 and 9,447.24

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Solution

The fourth proportional to 26,986.98, 40,455.96 and 9,447.24 is: 14,162.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.98 : 40,455.96 = 9,447.24 : x
  2. Step 2: Convert to fraction form
    26,986.98/40,455.96 = 9,447.24/x
  3. Step 3: Cross multiply
    26,986.98x = 40,455.96 × 9,447.24
  4. Step 4: Simplify right side
    26,986.98x = 382,197,163.55
  5. Step 5: Solve for x
    x = 382,197,163.55/26,986.98
  6. Step 6: Final answer
    x = 14,162.28

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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.