Home / 34,133.72-51,115.08-21,615.98

Finding the Fourth Proportional to 34,133.72, 51,115.08 and 21,615.98

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Solution

The fourth proportional to 34,133.72, 51,115.08 and 21,615.98 is: 32,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,133.72 : 51,115.08 = 21,615.98 : x
  2. Step 2: Convert to fraction form
    34,133.72/51,115.08 = 21,615.98/x
  3. Step 3: Cross multiply
    34,133.72x = 51,115.08 × 21,615.98
  4. Step 4: Simplify right side
    34,133.72x = 1,104,902,546.98
  5. Step 5: Solve for x
    x = 1,104,902,546.98/34,133.72
  6. Step 6: Final answer
    x = 32,369.83

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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.