Home / 26,680.06-40,020.12-6,958.60

Finding the Fourth Proportional to 26,680.06, 40,020.12 and 6,958.60

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Solution

The fourth proportional to 26,680.06, 40,020.12 and 6,958.60 is: 10,437.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,680.06 : 40,020.12 = 6,958.60 : x
  2. Step 2: Convert to fraction form
    26,680.06/40,020.12 = 6,958.60/x
  3. Step 3: Cross multiply
    26,680.06x = 40,020.12 × 6,958.60
  4. Step 4: Simplify right side
    26,680.06x = 278,484,007.03
  5. Step 5: Solve for x
    x = 278,484,007.03/26,680.06
  6. Step 6: Final answer
    x = 10,437.91

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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.