Home / 19,673.90-29,504.69-8,569.41

Finding the Fourth Proportional to 19,673.90, 29,504.69 and 8,569.41

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Solution

The fourth proportional to 19,673.90, 29,504.69 and 8,569.41 is: 12,851.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,673.90 : 29,504.69 = 8,569.41 : x
  2. Step 2: Convert to fraction form
    19,673.90/29,504.69 = 8,569.41/x
  3. Step 3: Cross multiply
    19,673.90x = 29,504.69 × 8,569.41
  4. Step 4: Simplify right side
    19,673.90x = 252,837,785.53
  5. Step 5: Solve for x
    x = 252,837,785.53/19,673.90
  6. Step 6: Final answer
    x = 12,851.43

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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.