Home / 45,628.14-68,451.84-17,165.28

Finding the Fourth Proportional to 45,628.14, 68,451.84 and 17,165.28

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Solution

The fourth proportional to 45,628.14, 68,451.84 and 17,165.28 is: 25,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,628.14 : 68,451.84 = 17,165.28 : x
  2. Step 2: Convert to fraction form
    45,628.14/68,451.84 = 17,165.28/x
  3. Step 3: Cross multiply
    45,628.14x = 68,451.84 × 17,165.28
  4. Step 4: Simplify right side
    45,628.14x = 1,174,995,000.12
  5. Step 5: Solve for x
    x = 1,174,995,000.12/45,628.14
  6. Step 6: Final answer
    x = 25,751.54

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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.