Home / 19,464.21-29,125.44-16,862.09

Finding the Fourth Proportional to 19,464.21, 29,125.44 and 16,862.09

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Solution

The fourth proportional to 19,464.21, 29,125.44 and 16,862.09 is: 25,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.21 : 29,125.44 = 16,862.09 : x
  2. Step 2: Convert to fraction form
    19,464.21/29,125.44 = 16,862.09/x
  3. Step 3: Cross multiply
    19,464.21x = 29,125.44 × 16,862.09
  4. Step 4: Simplify right side
    19,464.21x = 491,115,644.94
  5. Step 5: Solve for x
    x = 491,115,644.94/19,464.21
  6. Step 6: Final answer
    x = 25,231.73

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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.