Home / 26,987.24-40,485.54-8,266.84

Finding the Fourth Proportional to 26,987.24, 40,485.54 and 8,266.84

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Solution

The fourth proportional to 26,987.24, 40,485.54 and 8,266.84 is: 12,401.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.24 : 40,485.54 = 8,266.84 : x
  2. Step 2: Convert to fraction form
    26,987.24/40,485.54 = 8,266.84/x
  3. Step 3: Cross multiply
    26,987.24x = 40,485.54 × 8,266.84
  4. Step 4: Simplify right side
    26,987.24x = 334,687,481.49
  5. Step 5: Solve for x
    x = 334,687,481.49/26,987.24
  6. Step 6: Final answer
    x = 12,401.69

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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.