Home / 51,676.48-77,516.58-14,239.48

Finding the Fourth Proportional to 51,676.48, 77,516.58 and 14,239.48

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Solution

The fourth proportional to 51,676.48, 77,516.58 and 14,239.48 is: 21,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,676.48 : 77,516.58 = 14,239.48 : x
  2. Step 2: Convert to fraction form
    51,676.48/77,516.58 = 14,239.48/x
  3. Step 3: Cross multiply
    51,676.48x = 77,516.58 × 14,239.48
  4. Step 4: Simplify right side
    51,676.48x = 1,103,795,790.58
  5. Step 5: Solve for x
    x = 1,103,795,790.58/51,676.48
  6. Step 6: Final answer
    x = 21,359.73

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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.