Home / 25,855.30-38,783.22-11,054.98

Finding the Fourth Proportional to 25,855.30, 38,783.22 and 11,054.98

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Solution

The fourth proportional to 25,855.30, 38,783.22 and 11,054.98 is: 16,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,855.30 : 38,783.22 = 11,054.98 : x
  2. Step 2: Convert to fraction form
    25,855.30/38,783.22 = 11,054.98/x
  3. Step 3: Cross multiply
    25,855.30x = 38,783.22 × 11,054.98
  4. Step 4: Simplify right side
    25,855.30x = 428,747,721.44
  5. Step 5: Solve for x
    x = 428,747,721.44/25,855.30
  6. Step 6: Final answer
    x = 16,582.59

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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.