Home / 51,820.94-77,733.84-16,763.34

Finding the Fourth Proportional to 51,820.94, 77,733.84 and 16,763.34

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Solution

The fourth proportional to 51,820.94, 77,733.84 and 16,763.34 is: 25,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,820.94 : 77,733.84 = 16,763.34 : x
  2. Step 2: Convert to fraction form
    51,820.94/77,733.84 = 16,763.34/x
  3. Step 3: Cross multiply
    51,820.94x = 77,733.84 × 16,763.34
  4. Step 4: Simplify right side
    51,820.94x = 1,303,078,789.43
  5. Step 5: Solve for x
    x = 1,303,078,789.43/51,820.94
  6. Step 6: Final answer
    x = 25,145.80

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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.