Home / 14,672.89-21,989.43-6,758.00

Finding the Fourth Proportional to 14,672.89, 21,989.43 and 6,758.00

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Solution

The fourth proportional to 14,672.89, 21,989.43 and 6,758.00 is: 10,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.89 : 21,989.43 = 6,758.00 : x
  2. Step 2: Convert to fraction form
    14,672.89/21,989.43 = 6,758.00/x
  3. Step 3: Cross multiply
    14,672.89x = 21,989.43 × 6,758.00
  4. Step 4: Simplify right side
    14,672.89x = 148,604,591.59
  5. Step 5: Solve for x
    x = 148,604,591.59/14,672.89
  6. Step 6: Final answer
    x = 10,127.83

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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.