Home / 27,697.05-41,535.86-7,970.31

Finding the Fourth Proportional to 27,697.05, 41,535.86 and 7,970.31

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Solution

The fourth proportional to 27,697.05, 41,535.86 and 7,970.31 is: 11,952.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,697.05 : 41,535.86 = 7,970.31 : x
  2. Step 2: Convert to fraction form
    27,697.05/41,535.86 = 7,970.31/x
  3. Step 3: Cross multiply
    27,697.05x = 41,535.86 × 7,970.31
  4. Step 4: Simplify right side
    27,697.05x = 331,053,640.47
  5. Step 5: Solve for x
    x = 331,053,640.47/27,697.05
  6. Step 6: Final answer
    x = 11,952.67

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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.