Home / 19,846.55-27,388.14-10,771.92

Finding the Fourth Proportional to 19,846.55, 27,388.14 and 10,771.92

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Solution

The fourth proportional to 19,846.55, 27,388.14 and 10,771.92 is: 14,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.55 : 27,388.14 = 10,771.92 : x
  2. Step 2: Convert to fraction form
    19,846.55/27,388.14 = 10,771.92/x
  3. Step 3: Cross multiply
    19,846.55x = 27,388.14 × 10,771.92
  4. Step 4: Simplify right side
    19,846.55x = 295,022,853.03
  5. Step 5: Solve for x
    x = 295,022,853.03/19,846.55
  6. Step 6: Final answer
    x = 14,865.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.