Home / 27,260.26-40,900.52-18,935.89

Finding the Fourth Proportional to 27,260.26, 40,900.52 and 18,935.89

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Solution

The fourth proportional to 27,260.26, 40,900.52 and 18,935.89 is: 28,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,260.26 : 40,900.52 = 18,935.89 : x
  2. Step 2: Convert to fraction form
    27,260.26/40,900.52 = 18,935.89/x
  3. Step 3: Cross multiply
    27,260.26x = 40,900.52 × 18,935.89
  4. Step 4: Simplify right side
    27,260.26x = 774,487,652.98
  5. Step 5: Solve for x
    x = 774,487,652.98/27,260.26
  6. Step 6: Final answer
    x = 28,410.87

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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.