Home / 25,776.83-38,664.54-8,246.41

Finding the Fourth Proportional to 25,776.83, 38,664.54 and 8,246.41

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Solution

The fourth proportional to 25,776.83, 38,664.54 and 8,246.41 is: 12,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,776.83 : 38,664.54 = 8,246.41 : x
  2. Step 2: Convert to fraction form
    25,776.83/38,664.54 = 8,246.41/x
  3. Step 3: Cross multiply
    25,776.83x = 38,664.54 × 8,246.41
  4. Step 4: Simplify right side
    25,776.83x = 318,843,552.64
  5. Step 5: Solve for x
    x = 318,843,552.64/25,776.83
  6. Step 6: Final answer
    x = 12,369.38

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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.