Home / 15,872.92-21,926.10-11,848.84

Finding the Fourth Proportional to 15,872.92, 21,926.10 and 11,848.84

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Solution

The fourth proportional to 15,872.92, 21,926.10 and 11,848.84 is: 16,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872.92 : 21,926.10 = 11,848.84 : x
  2. Step 2: Convert to fraction form
    15,872.92/21,926.10 = 11,848.84/x
  3. Step 3: Cross multiply
    15,872.92x = 21,926.10 × 11,848.84
  4. Step 4: Simplify right side
    15,872.92x = 259,798,850.72
  5. Step 5: Solve for x
    x = 259,798,850.72/15,872.92
  6. Step 6: Final answer
    x = 16,367.43

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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.