Home / 26,912.45-40,321.69-17,537.51

Finding the Fourth Proportional to 26,912.45, 40,321.69 and 17,537.51

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Solution

The fourth proportional to 26,912.45, 40,321.69 and 17,537.51 is: 26,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.45 : 40,321.69 = 17,537.51 : x
  2. Step 2: Convert to fraction form
    26,912.45/40,321.69 = 17,537.51/x
  3. Step 3: Cross multiply
    26,912.45x = 40,321.69 × 17,537.51
  4. Step 4: Simplify right side
    26,912.45x = 707,142,041.59
  5. Step 5: Solve for x
    x = 707,142,041.59/26,912.45
  6. Step 6: Final answer
    x = 26,275.65

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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.