Home / 20,004.09-30,006.10-6,153.09

Finding the Fourth Proportional to 20,004.09, 30,006.10 and 6,153.09

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Solution

The fourth proportional to 20,004.09, 30,006.10 and 6,153.09 is: 9,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.09 : 30,006.10 = 6,153.09 : x
  2. Step 2: Convert to fraction form
    20,004.09/30,006.10 = 6,153.09/x
  3. Step 3: Cross multiply
    20,004.09x = 30,006.10 × 6,153.09
  4. Step 4: Simplify right side
    20,004.09x = 184,630,233.85
  5. Step 5: Solve for x
    x = 184,630,233.85/20,004.09
  6. Step 6: Final answer
    x = 9,229.62

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1.5x scale

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.