Home / 17,405.92-26,102.08-6,309.28

Finding the Fourth Proportional to 17,405.92, 26,102.08 and 6,309.28

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Solution

The fourth proportional to 17,405.92, 26,102.08 and 6,309.28 is: 9,461.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.92 : 26,102.08 = 6,309.28 : x
  2. Step 2: Convert to fraction form
    17,405.92/26,102.08 = 6,309.28/x
  3. Step 3: Cross multiply
    17,405.92x = 26,102.08 × 6,309.28
  4. Step 4: Simplify right side
    17,405.92x = 164,685,331.30
  5. Step 5: Solve for x
    x = 164,685,331.30/17,405.92
  6. Step 6: Final answer
    x = 9,461.46

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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.