Home / 26,815.74-37,003.94-14,878.68

Finding the Fourth Proportional to 26,815.74, 37,003.94 and 14,878.68

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Solution

The fourth proportional to 26,815.74, 37,003.94 and 14,878.68 is: 20,531.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815.74 : 37,003.94 = 14,878.68 : x
  2. Step 2: Convert to fraction form
    26,815.74/37,003.94 = 14,878.68/x
  3. Step 3: Cross multiply
    26,815.74x = 37,003.94 × 14,878.68
  4. Step 4: Simplify right side
    26,815.74x = 550,569,782.00
  5. Step 5: Solve for x
    x = 550,569,782.00/26,815.74
  6. Step 6: Final answer
    x = 20,531.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.