Home / 27,674.37-41,539.81-20,256.80

Finding the Fourth Proportional to 27,674.37, 41,539.81 and 20,256.80

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Solution

The fourth proportional to 27,674.37, 41,539.81 and 20,256.80 is: 30,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,674.37 : 41,539.81 = 20,256.80 : x
  2. Step 2: Convert to fraction form
    27,674.37/41,539.81 = 20,256.80/x
  3. Step 3: Cross multiply
    27,674.37x = 41,539.81 × 20,256.80
  4. Step 4: Simplify right side
    27,674.37x = 841,463,468.72
  5. Step 5: Solve for x
    x = 841,463,468.72/27,674.37
  6. Step 6: Final answer
    x = 30,405.87

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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.