Home / 34,108.31-51,167.94-14,389.78

Finding the Fourth Proportional to 34,108.31, 51,167.94 and 14,389.78

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Solution

The fourth proportional to 34,108.31, 51,167.94 and 14,389.78 is: 21,586.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,108.31 : 51,167.94 = 14,389.78 : x
  2. Step 2: Convert to fraction form
    34,108.31/51,167.94 = 14,389.78/x
  3. Step 3: Cross multiply
    34,108.31x = 51,167.94 × 14,389.78
  4. Step 4: Simplify right side
    34,108.31x = 736,295,125.83
  5. Step 5: Solve for x
    x = 736,295,125.83/34,108.31
  6. Step 6: Final answer
    x = 21,586.97

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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.