Home / 18,513.97-25,497.99-15,995.27

Finding the Fourth Proportional to 18,513.97, 25,497.99 and 15,995.27

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Solution

The fourth proportional to 18,513.97, 25,497.99 and 15,995.27 is: 22,029.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513.97 : 25,497.99 = 15,995.27 : x
  2. Step 2: Convert to fraction form
    18,513.97/25,497.99 = 15,995.27/x
  3. Step 3: Cross multiply
    18,513.97x = 25,497.99 × 15,995.27
  4. Step 4: Simplify right side
    18,513.97x = 407,847,298.25
  5. Step 5: Solve for x
    x = 407,847,298.25/18,513.97
  6. Step 6: Final answer
    x = 22,029.17

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Similar ratio
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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.