Home / 51,956.22-77,927.85-20,791.74

Finding the Fourth Proportional to 51,956.22, 77,927.85 and 20,791.74

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Solution

The fourth proportional to 51,956.22, 77,927.85 and 20,791.74 is: 31,185.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,956.22 : 77,927.85 = 20,791.74 : x
  2. Step 2: Convert to fraction form
    51,956.22/77,927.85 = 20,791.74/x
  3. Step 3: Cross multiply
    51,956.22x = 77,927.85 × 20,791.74
  4. Step 4: Simplify right side
    51,956.22x = 1,620,255,595.96
  5. Step 5: Solve for x
    x = 1,620,255,595.96/51,956.22
  6. Step 6: Final answer
    x = 31,185.02

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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.