Home / 51,280.98-76,934.46-15,744.09

Finding the Fourth Proportional to 51,280.98, 76,934.46 and 15,744.09

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Solution

The fourth proportional to 51,280.98, 76,934.46 and 15,744.09 is: 23,620.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,280.98 : 76,934.46 = 15,744.09 : x
  2. Step 2: Convert to fraction form
    51,280.98/76,934.46 = 15,744.09/x
  3. Step 3: Cross multiply
    51,280.98x = 76,934.46 × 15,744.09
  4. Step 4: Simplify right side
    51,280.98x = 1,211,263,062.34
  5. Step 5: Solve for x
    x = 1,211,263,062.34/51,280.98
  6. Step 6: Final answer
    x = 23,620.12

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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.