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Finding the Fourth Proportional to 25,193.46, 37,795.65 and 7,662.83

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Solution

The fourth proportional to 25,193.46, 37,795.65 and 7,662.83 is: 11,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193.46 : 37,795.65 = 7,662.83 : x
  2. Step 2: Convert to fraction form
    25,193.46/37,795.65 = 7,662.83/x
  3. Step 3: Cross multiply
    25,193.46x = 37,795.65 × 7,662.83
  4. Step 4: Simplify right side
    25,193.46x = 289,621,640.69
  5. Step 5: Solve for x
    x = 289,621,640.69/25,193.46
  6. Step 6: Final answer
    x = 11,495.91

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1.5x scale

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.