Home / 51,647.08-71,267.04-28,982.98

Finding the Fourth Proportional to 51,647.08, 71,267.04 and 28,982.98

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Solution

The fourth proportional to 51,647.08, 71,267.04 and 28,982.98 is: 39,993.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,647.08 : 71,267.04 = 28,982.98 : x
  2. Step 2: Convert to fraction form
    51,647.08/71,267.04 = 28,982.98/x
  3. Step 3: Cross multiply
    51,647.08x = 71,267.04 × 28,982.98
  4. Step 4: Simplify right side
    51,647.08x = 2,065,531,194.98
  5. Step 5: Solve for x
    x = 2,065,531,194.98/51,647.08
  6. Step 6: Final answer
    x = 39,993.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.