Home / 26,653.35-39,975.18-6,930.68

Finding the Fourth Proportional to 26,653.35, 39,975.18 and 6,930.68

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Solution

The fourth proportional to 26,653.35, 39,975.18 and 6,930.68 is: 10,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.35 : 39,975.18 = 6,930.68 : x
  2. Step 2: Convert to fraction form
    26,653.35/39,975.18 = 6,930.68/x
  3. Step 3: Cross multiply
    26,653.35x = 39,975.18 × 6,930.68
  4. Step 4: Simplify right side
    26,653.35x = 277,055,080.58
  5. Step 5: Solve for x
    x = 277,055,080.58/26,653.35
  6. Step 6: Final answer
    x = 10,394.76

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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.