Home / 30,898.53-46,351.40-11,186.37

Finding the Fourth Proportional to 30,898.53, 46,351.40 and 11,186.37

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Solution

The fourth proportional to 30,898.53, 46,351.40 and 11,186.37 is: 16,780.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898.53 : 46,351.40 = 11,186.37 : x
  2. Step 2: Convert to fraction form
    30,898.53/46,351.40 = 11,186.37/x
  3. Step 3: Cross multiply
    30,898.53x = 46,351.40 × 11,186.37
  4. Step 4: Simplify right side
    30,898.53x = 518,503,854.49
  5. Step 5: Solve for x
    x = 518,503,854.49/30,898.53
  6. Step 6: Final answer
    x = 16,780.86

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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.