Home / 14,591.79-21,889.71-4,727.88

Finding the Fourth Proportional to 14,591.79, 21,889.71 and 4,727.88

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Solution

The fourth proportional to 14,591.79, 21,889.71 and 4,727.88 is: 7,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591.79 : 21,889.71 = 4,727.88 : x
  2. Step 2: Convert to fraction form
    14,591.79/21,889.71 = 4,727.88/x
  3. Step 3: Cross multiply
    14,591.79x = 21,889.71 × 4,727.88
  4. Step 4: Simplify right side
    14,591.79x = 103,491,922.11
  5. Step 5: Solve for x
    x = 103,491,922.11/14,591.79
  6. Step 6: Final answer
    x = 7,092.48

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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.