Home / 27,213.37-40,809.56-10,571.21

Finding the Fourth Proportional to 27,213.37, 40,809.56 and 10,571.21

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Solution

The fourth proportional to 27,213.37, 40,809.56 and 10,571.21 is: 15,852.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.37 : 40,809.56 = 10,571.21 : x
  2. Step 2: Convert to fraction form
    27,213.37/40,809.56 = 10,571.21/x
  3. Step 3: Cross multiply
    27,213.37x = 40,809.56 × 10,571.21
  4. Step 4: Simplify right side
    27,213.37x = 431,406,324.90
  5. Step 5: Solve for x
    x = 431,406,324.90/27,213.37
  6. Step 6: Final answer
    x = 15,852.74

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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.