Home / 14,209.26-19,608.06-7,836.96

Finding the Fourth Proportional to 14,209.26, 19,608.06 and 7,836.96

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Solution

The fourth proportional to 14,209.26, 19,608.06 and 7,836.96 is: 10,814.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209.26 : 19,608.06 = 7,836.96 : x
  2. Step 2: Convert to fraction form
    14,209.26/19,608.06 = 7,836.96/x
  3. Step 3: Cross multiply
    14,209.26x = 19,608.06 × 7,836.96
  4. Step 4: Simplify right side
    14,209.26x = 153,667,581.90
  5. Step 5: Solve for x
    x = 153,667,581.90/14,209.26
  6. Step 6: Final answer
    x = 10,814.61

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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.