Home / 12,766.44-19,143.18-5,835

Finding the Fourth Proportional to 12,766.44, 19,143.18 and 5,835

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Solution

The fourth proportional to 12,766.44, 19,143.18 and 5,835 is: 8,749.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.44 : 19,143.18 = 5,835 : x
  2. Step 2: Convert to fraction form
    12,766.44/19,143.18 = 5,835/x
  3. Step 3: Cross multiply
    12,766.44x = 19,143.18 × 5,835
  4. Step 4: Simplify right side
    12,766.44x = 111,700,455.30
  5. Step 5: Solve for x
    x = 111,700,455.30/12,766.44
  6. Step 6: Final answer
    x = 8,749.54

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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.