Home / 20,108.07-30,153.99-6,063.75

Finding the Fourth Proportional to 20,108.07, 30,153.99 and 6,063.75

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Solution

The fourth proportional to 20,108.07, 30,153.99 and 6,063.75 is: 9,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,108.07 : 30,153.99 = 6,063.75 : x
  2. Step 2: Convert to fraction form
    20,108.07/30,153.99 = 6,063.75/x
  3. Step 3: Cross multiply
    20,108.07x = 30,153.99 × 6,063.75
  4. Step 4: Simplify right side
    20,108.07x = 182,846,256.86
  5. Step 5: Solve for x
    x = 182,846,256.86/20,108.07
  6. Step 6: Final answer
    x = 9,093.18

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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.