Home / 39,048.38-58,531.26-12,746.06

Finding the Fourth Proportional to 39,048.38, 58,531.26 and 12,746.06

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Solution

The fourth proportional to 39,048.38, 58,531.26 and 12,746.06 is: 19,105.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,048.38 : 58,531.26 = 12,746.06 : x
  2. Step 2: Convert to fraction form
    39,048.38/58,531.26 = 12,746.06/x
  3. Step 3: Cross multiply
    39,048.38x = 58,531.26 × 12,746.06
  4. Step 4: Simplify right side
    39,048.38x = 746,042,951.84
  5. Step 5: Solve for x
    x = 746,042,951.84/39,048.38
  6. Step 6: Final answer
    x = 19,105.61

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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.