Home / 27,215.37-40,812.55-10,573.21

Finding the Fourth Proportional to 27,215.37, 40,812.55 and 10,573.21

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Solution

The fourth proportional to 27,215.37, 40,812.55 and 10,573.21 is: 15,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215.37 : 40,812.55 = 10,573.21 : x
  2. Step 2: Convert to fraction form
    27,215.37/40,812.55 = 10,573.21/x
  3. Step 3: Cross multiply
    27,215.37x = 40,812.55 × 10,573.21
  4. Step 4: Simplify right side
    27,215.37x = 431,519,661.79
  5. Step 5: Solve for x
    x = 431,519,661.79/27,215.37
  6. Step 6: Final answer
    x = 15,855.73

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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.