Home / 27,669.27-41,520.38-10,140.33

Finding the Fourth Proportional to 27,669.27, 41,520.38 and 10,140.33

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Solution

The fourth proportional to 27,669.27, 41,520.38 and 10,140.33 is: 15,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,669.27 : 41,520.38 = 10,140.33 : x
  2. Step 2: Convert to fraction form
    27,669.27/41,520.38 = 10,140.33/x
  3. Step 3: Cross multiply
    27,669.27x = 41,520.38 × 10,140.33
  4. Step 4: Simplify right side
    27,669.27x = 421,030,354.93
  5. Step 5: Solve for x
    x = 421,030,354.93/27,669.27
  6. Step 6: Final answer
    x = 15,216.53

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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.