Home / 25,433.28-35,109.92-16,949.36

Finding the Fourth Proportional to 25,433.28, 35,109.92 and 16,949.36

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Solution

The fourth proportional to 25,433.28, 35,109.92 and 16,949.36 is: 23,398.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.28 : 35,109.92 = 16,949.36 : x
  2. Step 2: Convert to fraction form
    25,433.28/35,109.92 = 16,949.36/x
  3. Step 3: Cross multiply
    25,433.28x = 35,109.92 × 16,949.36
  4. Step 4: Simplify right side
    25,433.28x = 595,090,673.65
  5. Step 5: Solve for x
    x = 595,090,673.65/25,433.28
  6. Step 6: Final answer
    x = 23,398.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.