Home / 23,890.55-35,836.73-12,190.10

Finding the Fourth Proportional to 23,890.55, 35,836.73 and 12,190.10

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Solution

The fourth proportional to 23,890.55, 35,836.73 and 12,190.10 is: 18,285.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,890.55 : 35,836.73 = 12,190.10 : x
  2. Step 2: Convert to fraction form
    23,890.55/35,836.73 = 12,190.10/x
  3. Step 3: Cross multiply
    23,890.55x = 35,836.73 × 12,190.10
  4. Step 4: Simplify right side
    23,890.55x = 436,853,127.95
  5. Step 5: Solve for x
    x = 436,853,127.95/23,890.55
  6. Step 6: Final answer
    x = 18,285.61

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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.