Home / 34,941.80-52,396.32-12,739.52

Finding the Fourth Proportional to 34,941.80, 52,396.32 and 12,739.52

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Solution

The fourth proportional to 34,941.80, 52,396.32 and 12,739.52 is: 19,103.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,941.80 : 52,396.32 = 12,739.52 : x
  2. Step 2: Convert to fraction form
    34,941.80/52,396.32 = 12,739.52/x
  3. Step 3: Cross multiply
    34,941.80x = 52,396.32 × 12,739.52
  4. Step 4: Simplify right side
    34,941.80x = 667,503,966.57
  5. Step 5: Solve for x
    x = 667,503,966.57/34,941.80
  6. Step 6: Final answer
    x = 19,103.31

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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.