Home / 18,284.10-25,232.52-11,214.42

Finding the Fourth Proportional to 18,284.10, 25,232.52 and 11,214.42

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Solution

The fourth proportional to 18,284.10, 25,232.52 and 11,214.42 is: 15,476.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.10 : 25,232.52 = 11,214.42 : x
  2. Step 2: Convert to fraction form
    18,284.10/25,232.52 = 11,214.42/x
  3. Step 3: Cross multiply
    18,284.10x = 25,232.52 × 11,214.42
  4. Step 4: Simplify right side
    18,284.10x = 282,968,076.94
  5. Step 5: Solve for x
    x = 282,968,076.94/18,284.10
  6. Step 6: Final answer
    x = 15,476.18

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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.