Home / 15,829.26-23,743.89-4,142.58

Finding the Fourth Proportional to 15,829.26, 23,743.89 and 4,142.58

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Solution

The fourth proportional to 15,829.26, 23,743.89 and 4,142.58 is: 6,213.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829.26 : 23,743.89 = 4,142.58 : x
  2. Step 2: Convert to fraction form
    15,829.26/23,743.89 = 4,142.58/x
  3. Step 3: Cross multiply
    15,829.26x = 23,743.89 × 4,142.58
  4. Step 4: Simplify right side
    15,829.26x = 98,360,963.84
  5. Step 5: Solve for x
    x = 98,360,963.84/15,829.26
  6. Step 6: Final answer
    x = 6,213.87

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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.