Home / 34,108.23-51,168.07-15,387.82

Finding the Fourth Proportional to 34,108.23, 51,168.07 and 15,387.82

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Solution

The fourth proportional to 34,108.23, 51,168.07 and 15,387.82 is: 23,084.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,108.23 : 51,168.07 = 15,387.82 : x
  2. Step 2: Convert to fraction form
    34,108.23/51,168.07 = 15,387.82/x
  3. Step 3: Cross multiply
    34,108.23x = 51,168.07 × 15,387.82
  4. Step 4: Simplify right side
    34,108.23x = 787,365,050.91
  5. Step 5: Solve for x
    x = 787,365,050.91/34,108.23
  6. Step 6: Final answer
    x = 23,084.31

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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.