Home / 26,042.65-39,011.72-11,983.09

Finding the Fourth Proportional to 26,042.65, 39,011.72 and 11,983.09

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Solution

The fourth proportional to 26,042.65, 39,011.72 and 11,983.09 is: 17,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,042.65 : 39,011.72 = 11,983.09 : x
  2. Step 2: Convert to fraction form
    26,042.65/39,011.72 = 11,983.09/x
  3. Step 3: Cross multiply
    26,042.65x = 39,011.72 × 11,983.09
  4. Step 4: Simplify right side
    26,042.65x = 467,480,951.81
  5. Step 5: Solve for x
    x = 467,480,951.81/26,042.65
  6. Step 6: Final answer
    x = 17,950.59

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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.