Home / 51,852.16-77,777.34-16,791.88

Finding the Fourth Proportional to 51,852.16, 77,777.34 and 16,791.88

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Solution

The fourth proportional to 51,852.16, 77,777.34 and 16,791.88 is: 25,187.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,852.16 : 77,777.34 = 16,791.88 : x
  2. Step 2: Convert to fraction form
    51,852.16/77,777.34 = 16,791.88/x
  3. Step 3: Cross multiply
    51,852.16x = 77,777.34 × 16,791.88
  4. Step 4: Simplify right side
    51,852.16x = 1,306,027,760.00
  5. Step 5: Solve for x
    x = 1,306,027,760.00/51,852.16
  6. Step 6: Final answer
    x = 25,187.53

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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.