Home / 25,668.96-38,504.84-8,137.52

Finding the Fourth Proportional to 25,668.96, 38,504.84 and 8,137.52

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Solution

The fourth proportional to 25,668.96, 38,504.84 and 8,137.52 is: 12,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.96 : 38,504.84 = 8,137.52 : x
  2. Step 2: Convert to fraction form
    25,668.96/38,504.84 = 8,137.52/x
  3. Step 3: Cross multiply
    25,668.96x = 38,504.84 × 8,137.52
  4. Step 4: Simplify right side
    25,668.96x = 313,333,905.60
  5. Step 5: Solve for x
    x = 313,333,905.60/25,668.96
  6. Step 6: Final answer
    x = 12,206.72

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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.