Home / 17,405.73-26,108.60-6,309.90

Finding the Fourth Proportional to 17,405.73, 26,108.60 and 6,309.90

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Solution

The fourth proportional to 17,405.73, 26,108.60 and 6,309.90 is: 9,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.73 : 26,108.60 = 6,309.90 : x
  2. Step 2: Convert to fraction form
    17,405.73/26,108.60 = 6,309.90/x
  3. Step 3: Cross multiply
    17,405.73x = 26,108.60 × 6,309.90
  4. Step 4: Simplify right side
    17,405.73x = 164,742,623.59
  5. Step 5: Solve for x
    x = 164,742,623.59/17,405.73
  6. Step 6: Final answer
    x = 9,464.85

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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.