Home / 14,609.87-20,170.86-11,246.36

Finding the Fourth Proportional to 14,609.87, 20,170.86 and 11,246.36

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Solution

The fourth proportional to 14,609.87, 20,170.86 and 11,246.36 is: 15,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,609.87 : 20,170.86 = 11,246.36 : x
  2. Step 2: Convert to fraction form
    14,609.87/20,170.86 = 11,246.36/x
  3. Step 3: Cross multiply
    14,609.87x = 20,170.86 × 11,246.36
  4. Step 4: Simplify right side
    14,609.87x = 226,848,753.07
  5. Step 5: Solve for x
    x = 226,848,753.07/14,609.87
  6. Step 6: Final answer
    x = 15,527.09

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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.