Home / 14,134.28-19,503.78-8,467.88

Finding the Fourth Proportional to 14,134.28, 19,503.78 and 8,467.88

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Solution

The fourth proportional to 14,134.28, 19,503.78 and 8,467.88 is: 11,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.28 : 19,503.78 = 8,467.88 : x
  2. Step 2: Convert to fraction form
    14,134.28/19,503.78 = 8,467.88/x
  3. Step 3: Cross multiply
    14,134.28x = 19,503.78 × 8,467.88
  4. Step 4: Simplify right side
    14,134.28x = 165,155,668.59
  5. Step 5: Solve for x
    x = 165,155,668.59/14,134.28
  6. Step 6: Final answer
    x = 11,684.76

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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.