Home / 14,904.26-20,568.33-8,190.09

Finding the Fourth Proportional to 14,904.26, 20,568.33 and 8,190.09

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Solution

The fourth proportional to 14,904.26, 20,568.33 and 8,190.09 is: 11,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904.26 : 20,568.33 = 8,190.09 : x
  2. Step 2: Convert to fraction form
    14,904.26/20,568.33 = 8,190.09/x
  3. Step 3: Cross multiply
    14,904.26x = 20,568.33 × 8,190.09
  4. Step 4: Simplify right side
    14,904.26x = 168,456,473.85
  5. Step 5: Solve for x
    x = 168,456,473.85/14,904.26
  6. Step 6: Final answer
    x = 11,302.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.