Home / 27,486.32-41,224.74-7,760.28

Finding the Fourth Proportional to 27,486.32, 41,224.74 and 7,760.28

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Solution

The fourth proportional to 27,486.32, 41,224.74 and 7,760.28 is: 11,639.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.32 : 41,224.74 = 7,760.28 : x
  2. Step 2: Convert to fraction form
    27,486.32/41,224.74 = 7,760.28/x
  3. Step 3: Cross multiply
    27,486.32x = 41,224.74 × 7,760.28
  4. Step 4: Simplify right side
    27,486.32x = 319,915,525.33
  5. Step 5: Solve for x
    x = 319,915,525.33/27,486.32
  6. Step 6: Final answer
    x = 11,639.08

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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.