Home / 13,909.12-20,850.95-6,006.69

Finding the Fourth Proportional to 13,909.12, 20,850.95 and 6,006.69

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Solution

The fourth proportional to 13,909.12, 20,850.95 and 6,006.69 is: 9,004.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909.12 : 20,850.95 = 6,006.69 : x
  2. Step 2: Convert to fraction form
    13,909.12/20,850.95 = 6,006.69/x
  3. Step 3: Cross multiply
    13,909.12x = 20,850.95 × 6,006.69
  4. Step 4: Simplify right side
    13,909.12x = 125,245,207.87
  5. Step 5: Solve for x
    x = 125,245,207.87/13,909.12
  6. Step 6: Final answer
    x = 9,004.54

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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.