Home / 14,251.69-19,667.63-8,283.88

Finding the Fourth Proportional to 14,251.69, 19,667.63 and 8,283.88

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Solution

The fourth proportional to 14,251.69, 19,667.63 and 8,283.88 is: 11,431.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.69 : 19,667.63 = 8,283.88 : x
  2. Step 2: Convert to fraction form
    14,251.69/19,667.63 = 8,283.88/x
  3. Step 3: Cross multiply
    14,251.69x = 19,667.63 × 8,283.88
  4. Step 4: Simplify right side
    14,251.69x = 162,924,286.80
  5. Step 5: Solve for x
    x = 162,924,286.80/14,251.69
  6. Step 6: Final answer
    x = 11,431.93

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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.