Home / 13,042.08-19,569.60-6,468

Finding the Fourth Proportional to 13,042.08, 19,569.60 and 6,468

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Solution

The fourth proportional to 13,042.08, 19,569.60 and 6,468 is: 9,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.08 : 19,569.60 = 6,468 : x
  2. Step 2: Convert to fraction form
    13,042.08/19,569.60 = 6,468/x
  3. Step 3: Cross multiply
    13,042.08x = 19,569.60 × 6,468
  4. Step 4: Simplify right side
    13,042.08x = 126,576,172.80
  5. Step 5: Solve for x
    x = 126,576,172.80/13,042.08
  6. Step 6: Final answer
    x = 9,705.21

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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.