Home / 14,006.05-20,959.71-8,743.53

Finding the Fourth Proportional to 14,006.05, 20,959.71 and 8,743.53

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Solution

The fourth proportional to 14,006.05, 20,959.71 and 8,743.53 is: 13,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.05 : 20,959.71 = 8,743.53 : x
  2. Step 2: Convert to fraction form
    14,006.05/20,959.71 = 8,743.53/x
  3. Step 3: Cross multiply
    14,006.05x = 20,959.71 × 8,743.53
  4. Step 4: Simplify right side
    14,006.05x = 183,261,704.66
  5. Step 5: Solve for x
    x = 183,261,704.66/14,006.05
  6. Step 6: Final answer
    x = 13,084.47

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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.