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Finding the Fourth Proportional to 37,193.92, 55,790.87 and 9,491.92

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Solution

The fourth proportional to 37,193.92, 55,790.87 and 9,491.92 is: 14,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,193.92 : 55,790.87 = 9,491.92 : x
  2. Step 2: Convert to fraction form
    37,193.92/55,790.87 = 9,491.92/x
  3. Step 3: Cross multiply
    37,193.92x = 55,790.87 × 9,491.92
  4. Step 4: Simplify right side
    37,193.92x = 529,562,287.83
  5. Step 5: Solve for x
    x = 529,562,287.83/37,193.92
  6. Step 6: Final answer
    x = 14,237.87

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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.