Home / 26,674.30-40,012.26-9,143.88

Finding the Fourth Proportional to 26,674.30, 40,012.26 and 9,143.88

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Solution

The fourth proportional to 26,674.30, 40,012.26 and 9,143.88 is: 13,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,674.30 : 40,012.26 = 9,143.88 : x
  2. Step 2: Convert to fraction form
    26,674.30/40,012.26 = 9,143.88/x
  3. Step 3: Cross multiply
    26,674.30x = 40,012.26 × 9,143.88
  4. Step 4: Simplify right side
    26,674.30x = 365,867,303.97
  5. Step 5: Solve for x
    x = 365,867,303.97/26,674.30
  6. Step 6: Final answer
    x = 13,716.10

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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.