Home / 28,195.97-42,492.13-25,388.24

Finding the Fourth Proportional to 28,195.97, 42,492.13 and 25,388.24

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Solution

The fourth proportional to 28,195.97, 42,492.13 and 25,388.24 is: 38,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,195.97 : 42,492.13 = 25,388.24 : x
  2. Step 2: Convert to fraction form
    28,195.97/42,492.13 = 25,388.24/x
  3. Step 3: Cross multiply
    28,195.97x = 42,492.13 × 25,388.24
  4. Step 4: Simplify right side
    28,195.97x = 1,078,800,118.62
  5. Step 5: Solve for x
    x = 1,078,800,118.62/28,195.97
  6. Step 6: Final answer
    x = 38,260.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.