Home / 14,425.79-21,636.72-5,666.85

Finding the Fourth Proportional to 14,425.79, 21,636.72 and 5,666.85

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Solution

The fourth proportional to 14,425.79, 21,636.72 and 5,666.85 is: 8,499.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.79 : 21,636.72 = 5,666.85 : x
  2. Step 2: Convert to fraction form
    14,425.79/21,636.72 = 5,666.85/x
  3. Step 3: Cross multiply
    14,425.79x = 21,636.72 × 5,666.85
  4. Step 4: Simplify right side
    14,425.79x = 122,612,046.73
  5. Step 5: Solve for x
    x = 122,612,046.73/14,425.79
  6. Step 6: Final answer
    x = 8,499.51

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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.