Home / 12,629.43-18,941.00-5,235.93

Finding the Fourth Proportional to 12,629.43, 18,941.00 and 5,235.93

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Solution

The fourth proportional to 12,629.43, 18,941.00 and 5,235.93 is: 7,852.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,629.43 : 18,941.00 = 5,235.93 : x
  2. Step 2: Convert to fraction form
    12,629.43/18,941.00 = 5,235.93/x
  3. Step 3: Cross multiply
    12,629.43x = 18,941.00 × 5,235.93
  4. Step 4: Simplify right side
    12,629.43x = 99,173,723.95
  5. Step 5: Solve for x
    x = 99,173,723.95/12,629.43
  6. Step 6: Final answer
    x = 7,852.59

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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.