Home / 16,740.51-25,110.92-4,260.55

Finding the Fourth Proportional to 16,740.51, 25,110.92 and 4,260.55

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Solution

The fourth proportional to 16,740.51, 25,110.92 and 4,260.55 is: 6,390.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.51 : 25,110.92 = 4,260.55 : x
  2. Step 2: Convert to fraction form
    16,740.51/25,110.92 = 4,260.55/x
  3. Step 3: Cross multiply
    16,740.51x = 25,110.92 × 4,260.55
  4. Step 4: Simplify right side
    16,740.51x = 106,986,437.09
  5. Step 5: Solve for x
    x = 106,986,437.09/16,740.51
  6. Step 6: Final answer
    x = 6,390.87

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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.