Home / 18,254.94-25,195.72-11,536.28

Finding the Fourth Proportional to 18,254.94, 25,195.72 and 11,536.28

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Solution

The fourth proportional to 18,254.94, 25,195.72 and 11,536.28 is: 15,922.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.94 : 25,195.72 = 11,536.28 : x
  2. Step 2: Convert to fraction form
    18,254.94/25,195.72 = 11,536.28/x
  3. Step 3: Cross multiply
    18,254.94x = 25,195.72 × 11,536.28
  4. Step 4: Simplify right side
    18,254.94x = 290,664,880.72
  5. Step 5: Solve for x
    x = 290,664,880.72/18,254.94
  6. Step 6: Final answer
    x = 15,922.53

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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.