Home / 17,973.76-26,942.16-6,877.84

Finding the Fourth Proportional to 17,973.76, 26,942.16 and 6,877.84

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Solution

The fourth proportional to 17,973.76, 26,942.16 and 6,877.84 is: 10,309.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,973.76 : 26,942.16 = 6,877.84 : x
  2. Step 2: Convert to fraction form
    17,973.76/26,942.16 = 6,877.84/x
  3. Step 3: Cross multiply
    17,973.76x = 26,942.16 × 6,877.84
  4. Step 4: Simplify right side
    17,973.76x = 185,303,865.73
  5. Step 5: Solve for x
    x = 185,303,865.73/17,973.76
  6. Step 6: Final answer
    x = 10,309.69

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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.