Home / 14,290.43-21,425.26-5,972.82

Finding the Fourth Proportional to 14,290.43, 21,425.26 and 5,972.82

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Solution

The fourth proportional to 14,290.43, 21,425.26 and 5,972.82 is: 8,954.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.43 : 21,425.26 = 5,972.82 : x
  2. Step 2: Convert to fraction form
    14,290.43/21,425.26 = 5,972.82/x
  3. Step 3: Cross multiply
    14,290.43x = 21,425.26 × 5,972.82
  4. Step 4: Simplify right side
    14,290.43x = 127,969,221.43
  5. Step 5: Solve for x
    x = 127,969,221.43/14,290.43
  6. Step 6: Final answer
    x = 8,954.89

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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.