Home / 27,166.26-40,745.01-7,440.21

Finding the Fourth Proportional to 27,166.26, 40,745.01 and 7,440.21

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Solution

The fourth proportional to 27,166.26, 40,745.01 and 7,440.21 is: 11,159.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.26 : 40,745.01 = 7,440.21 : x
  2. Step 2: Convert to fraction form
    27,166.26/40,745.01 = 7,440.21/x
  3. Step 3: Cross multiply
    27,166.26x = 40,745.01 × 7,440.21
  4. Step 4: Simplify right side
    27,166.26x = 303,151,430.85
  5. Step 5: Solve for x
    x = 303,151,430.85/27,166.26
  6. Step 6: Final answer
    x = 11,159.12

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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.