Home / 26,679.48-40,021.53-6,958.05

Finding the Fourth Proportional to 26,679.48, 40,021.53 and 6,958.05

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Solution

The fourth proportional to 26,679.48, 40,021.53 and 6,958.05 is: 10,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.48 : 40,021.53 = 6,958.05 : x
  2. Step 2: Convert to fraction form
    26,679.48/40,021.53 = 6,958.05/x
  3. Step 3: Cross multiply
    26,679.48x = 40,021.53 × 6,958.05
  4. Step 4: Simplify right side
    26,679.48x = 278,471,806.82
  5. Step 5: Solve for x
    x = 278,471,806.82/26,679.48
  6. Step 6: Final answer
    x = 10,437.68

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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.