Home / 34,661.83-51,987.03-12,471.07

Finding the Fourth Proportional to 34,661.83, 51,987.03 and 12,471.07

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Solution

The fourth proportional to 34,661.83, 51,987.03 and 12,471.07 is: 18,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,661.83 : 51,987.03 = 12,471.07 : x
  2. Step 2: Convert to fraction form
    34,661.83/51,987.03 = 12,471.07/x
  3. Step 3: Cross multiply
    34,661.83x = 51,987.03 × 12,471.07
  4. Step 4: Simplify right side
    34,661.83x = 648,333,890.22
  5. Step 5: Solve for x
    x = 648,333,890.22/34,661.83
  6. Step 6: Final answer
    x = 18,704.55

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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.