Home / 26,428.20-36,470.82-14,491.23

Finding the Fourth Proportional to 26,428.20, 36,470.82 and 14,491.23

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Solution

The fourth proportional to 26,428.20, 36,470.82 and 14,491.23 is: 19,997.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.20 : 36,470.82 = 14,491.23 : x
  2. Step 2: Convert to fraction form
    26,428.20/36,470.82 = 14,491.23/x
  3. Step 3: Cross multiply
    26,428.20x = 36,470.82 × 14,491.23
  4. Step 4: Simplify right side
    26,428.20x = 528,507,040.91
  5. Step 5: Solve for x
    x = 528,507,040.91/26,428.20
  6. Step 6: Final answer
    x = 19,997.84

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