Home / 51,976.55-77,974.43-16,446.81

Finding the Fourth Proportional to 51,976.55, 77,974.43 and 16,446.81

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Solution

The fourth proportional to 51,976.55, 77,974.43 and 16,446.81 is: 24,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,976.55 : 77,974.43 = 16,446.81 : x
  2. Step 2: Convert to fraction form
    51,976.55/77,974.43 = 16,446.81/x
  3. Step 3: Cross multiply
    51,976.55x = 77,974.43 × 16,446.81
  4. Step 4: Simplify right side
    51,976.55x = 1,282,430,635.07
  5. Step 5: Solve for x
    x = 1,282,430,635.07/51,976.55
  6. Step 6: Final answer
    x = 24,673.25

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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.