Home / 14,532.88-21,771.81-8,591.98

Finding the Fourth Proportional to 14,532.88, 21,771.81 and 8,591.98

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Solution

The fourth proportional to 14,532.88, 21,771.81 and 8,591.98 is: 12,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532.88 : 21,771.81 = 8,591.98 : x
  2. Step 2: Convert to fraction form
    14,532.88/21,771.81 = 8,591.98/x
  3. Step 3: Cross multiply
    14,532.88x = 21,771.81 × 8,591.98
  4. Step 4: Simplify right side
    14,532.88x = 187,062,956.08
  5. Step 5: Solve for x
    x = 187,062,956.08/14,532.88
  6. Step 6: Final answer
    x = 12,871.71

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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.