Home / 26,427.78-36,470.39-14,491.04

Finding the Fourth Proportional to 26,427.78, 36,470.39 and 14,491.04

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Solution

The fourth proportional to 26,427.78, 36,470.39 and 14,491.04 is: 19,997.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.78 : 36,470.39 = 14,491.04 : x
  2. Step 2: Convert to fraction form
    26,427.78/36,470.39 = 14,491.04/x
  3. Step 3: Cross multiply
    26,427.78x = 36,470.39 × 14,491.04
  4. Step 4: Simplify right side
    26,427.78x = 528,493,625.50
  5. Step 5: Solve for x
    x = 528,493,625.50/26,427.78
  6. Step 6: Final answer
    x = 19,997.65

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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.