Home / 18,453.41-25,467.58-10,902.18

Finding the Fourth Proportional to 18,453.41, 25,467.58 and 10,902.18

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Solution

The fourth proportional to 18,453.41, 25,467.58 and 10,902.18 is: 15,046.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453.41 : 25,467.58 = 10,902.18 : x
  2. Step 2: Convert to fraction form
    18,453.41/25,467.58 = 10,902.18/x
  3. Step 3: Cross multiply
    18,453.41x = 25,467.58 × 10,902.18
  4. Step 4: Simplify right side
    18,453.41x = 277,652,141.32
  5. Step 5: Solve for x
    x = 277,652,141.32/18,453.41
  6. Step 6: Final answer
    x = 15,046.12

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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.