Home / 25,842.96-38,773.32-11,051.28

Finding the Fourth Proportional to 25,842.96, 38,773.32 and 11,051.28

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Solution

The fourth proportional to 25,842.96, 38,773.32 and 11,051.28 is: 16,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,842.96 : 38,773.32 = 11,051.28 : x
  2. Step 2: Convert to fraction form
    25,842.96/38,773.32 = 11,051.28/x
  3. Step 3: Cross multiply
    25,842.96x = 38,773.32 × 11,051.28
  4. Step 4: Simplify right side
    25,842.96x = 428,494,815.85
  5. Step 5: Solve for x
    x = 428,494,815.85/25,842.96
  6. Step 6: Final answer
    x = 16,580.72

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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.