Home / 18,232.80-25,161.78-10,274.58

Finding the Fourth Proportional to 18,232.80, 25,161.78 and 10,274.58

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Solution

The fourth proportional to 18,232.80, 25,161.78 and 10,274.58 is: 14,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.80 : 25,161.78 = 10,274.58 : x
  2. Step 2: Convert to fraction form
    18,232.80/25,161.78 = 10,274.58/x
  3. Step 3: Cross multiply
    18,232.80x = 25,161.78 × 10,274.58
  4. Step 4: Simplify right side
    18,232.80x = 258,526,721.55
  5. Step 5: Solve for x
    x = 258,526,721.55/18,232.80
  6. Step 6: Final answer
    x = 14,179.21

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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.