Home / 26,616.22-36,732.96-19,890.17

Finding the Fourth Proportional to 26,616.22, 36,732.96 and 19,890.17

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Solution

The fourth proportional to 26,616.22, 36,732.96 and 19,890.17 is: 27,450.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,616.22 : 36,732.96 = 19,890.17 : x
  2. Step 2: Convert to fraction form
    26,616.22/36,732.96 = 19,890.17/x
  3. Step 3: Cross multiply
    26,616.22x = 36,732.96 × 19,890.17
  4. Step 4: Simplify right side
    26,616.22x = 730,624,819.00
  5. Step 5: Solve for x
    x = 730,624,819.00/26,616.22
  6. Step 6: Final answer
    x = 27,450.36

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1.5x scale

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.