Home / 19,676.21-27,152.25-10,723.41

Finding the Fourth Proportional to 19,676.21, 27,152.25 and 10,723.41

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Solution

The fourth proportional to 19,676.21, 27,152.25 and 10,723.41 is: 14,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.21 : 27,152.25 = 10,723.41 : x
  2. Step 2: Convert to fraction form
    19,676.21/27,152.25 = 10,723.41/x
  3. Step 3: Cross multiply
    19,676.21x = 27,152.25 × 10,723.41
  4. Step 4: Simplify right side
    19,676.21x = 291,164,709.17
  5. Step 5: Solve for x
    x = 291,164,709.17/19,676.21
  6. Step 6: Final answer
    x = 14,797.81

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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.