Home / 30,364.85-45,556.20-15,584.09

Finding the Fourth Proportional to 30,364.85, 45,556.20 and 15,584.09

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Solution

The fourth proportional to 30,364.85, 45,556.20 and 15,584.09 is: 23,380.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,364.85 : 45,556.20 = 15,584.09 : x
  2. Step 2: Convert to fraction form
    30,364.85/45,556.20 = 15,584.09/x
  3. Step 3: Cross multiply
    30,364.85x = 45,556.20 × 15,584.09
  4. Step 4: Simplify right side
    30,364.85x = 709,951,920.86
  5. Step 5: Solve for x
    x = 709,951,920.86/30,364.85
  6. Step 6: Final answer
    x = 23,380.72

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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.