Home / 25,664.27-38,497.77-8,135.47

Finding the Fourth Proportional to 25,664.27, 38,497.77 and 8,135.47

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Solution

The fourth proportional to 25,664.27, 38,497.77 and 8,135.47 is: 12,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.27 : 38,497.77 = 8,135.47 : x
  2. Step 2: Convert to fraction form
    25,664.27/38,497.77 = 8,135.47/x
  3. Step 3: Cross multiply
    25,664.27x = 38,497.77 × 8,135.47
  4. Step 4: Simplify right side
    25,664.27x = 313,197,452.90
  5. Step 5: Solve for x
    x = 313,197,452.90/25,664.27
  6. Step 6: Final answer
    x = 12,203.64

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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.