Home / 15,434.43-23,149.89-4,342.02

Finding the Fourth Proportional to 15,434.43, 23,149.89 and 4,342.02

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Solution

The fourth proportional to 15,434.43, 23,149.89 and 4,342.02 is: 6,512.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.43 : 23,149.89 = 4,342.02 : x
  2. Step 2: Convert to fraction form
    15,434.43/23,149.89 = 4,342.02/x
  3. Step 3: Cross multiply
    15,434.43x = 23,149.89 × 4,342.02
  4. Step 4: Simplify right side
    15,434.43x = 100,517,285.38
  5. Step 5: Solve for x
    x = 100,517,285.38/15,434.43
  6. Step 6: Final answer
    x = 6,512.54

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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.