Home / 34,470.90-51,710.76-12,286.52

Finding the Fourth Proportional to 34,470.90, 51,710.76 and 12,286.52

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Solution

The fourth proportional to 34,470.90, 51,710.76 and 12,286.52 is: 18,431.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,470.90 : 51,710.76 = 12,286.52 : x
  2. Step 2: Convert to fraction form
    34,470.90/51,710.76 = 12,286.52/x
  3. Step 3: Cross multiply
    34,470.90x = 51,710.76 × 12,286.52
  4. Step 4: Simplify right side
    34,470.90x = 635,345,028.40
  5. Step 5: Solve for x
    x = 635,345,028.40/34,470.90
  6. Step 6: Final answer
    x = 18,431.34

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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.