Home / 13,958.56-20,934.60-4,095.19

Finding the Fourth Proportional to 13,958.56, 20,934.60 and 4,095.19

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Solution

The fourth proportional to 13,958.56, 20,934.60 and 4,095.19 is: 6,141.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958.56 : 20,934.60 = 4,095.19 : x
  2. Step 2: Convert to fraction form
    13,958.56/20,934.60 = 4,095.19/x
  3. Step 3: Cross multiply
    13,958.56x = 20,934.60 × 4,095.19
  4. Step 4: Simplify right side
    13,958.56x = 85,731,164.57
  5. Step 5: Solve for x
    x = 85,731,164.57/13,958.56
  6. Step 6: Final answer
    x = 6,141.83

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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.