Home / 25,179.28-34,752.44-19,200.28

Finding the Fourth Proportional to 25,179.28, 34,752.44 and 19,200.28

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Solution

The fourth proportional to 25,179.28, 34,752.44 and 19,200.28 is: 26,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179.28 : 34,752.44 = 19,200.28 : x
  2. Step 2: Convert to fraction form
    25,179.28/34,752.44 = 19,200.28/x
  3. Step 3: Cross multiply
    25,179.28x = 34,752.44 × 19,200.28
  4. Step 4: Simplify right side
    25,179.28x = 667,256,578.68
  5. Step 5: Solve for x
    x = 667,256,578.68/25,179.28
  6. Step 6: Final answer
    x = 26,500.22

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1.5x scale

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.