Home / 27,010.86-40,516.30-7,289.39

Finding the Fourth Proportional to 27,010.86, 40,516.30 and 7,289.39

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Solution

The fourth proportional to 27,010.86, 40,516.30 and 7,289.39 is: 10,934.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,010.86 : 40,516.30 = 7,289.39 : x
  2. Step 2: Convert to fraction form
    27,010.86/40,516.30 = 7,289.39/x
  3. Step 3: Cross multiply
    27,010.86x = 40,516.30 × 7,289.39
  4. Step 4: Simplify right side
    27,010.86x = 295,339,112.06
  5. Step 5: Solve for x
    x = 295,339,112.06/27,010.86
  6. Step 6: Final answer
    x = 10,934.09

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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.