Home / 25,409.25-38,076.98-18,028.13

Finding the Fourth Proportional to 25,409.25, 38,076.98 and 18,028.13

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Solution

The fourth proportional to 25,409.25, 38,076.98 and 18,028.13 is: 27,016.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,409.25 : 38,076.98 = 18,028.13 : x
  2. Step 2: Convert to fraction form
    25,409.25/38,076.98 = 18,028.13/x
  3. Step 3: Cross multiply
    25,409.25x = 38,076.98 × 18,028.13
  4. Step 4: Simplify right side
    25,409.25x = 686,456,464.92
  5. Step 5: Solve for x
    x = 686,456,464.92/25,409.25
  6. Step 6: Final answer
    x = 27,016.01

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1.5x scale

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.