Home / 51,964.72-77,927.94-18,675.88

Finding the Fourth Proportional to 51,964.72, 77,927.94 and 18,675.88

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Solution

The fourth proportional to 51,964.72, 77,927.94 and 18,675.88 is: 28,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,964.72 : 77,927.94 = 18,675.88 : x
  2. Step 2: Convert to fraction form
    51,964.72/77,927.94 = 18,675.88/x
  3. Step 3: Cross multiply
    51,964.72x = 77,927.94 × 18,675.88
  4. Step 4: Simplify right side
    51,964.72x = 1,455,372,856.09
  5. Step 5: Solve for x
    x = 1,455,372,856.09/51,964.72
  6. Step 6: Final answer
    x = 28,006.94

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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.