Home / 18,454.45-25,467.74-10,496.47

Finding the Fourth Proportional to 18,454.45, 25,467.74 and 10,496.47

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Solution

The fourth proportional to 18,454.45, 25,467.74 and 10,496.47 is: 14,485.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.45 : 25,467.74 = 10,496.47 : x
  2. Step 2: Convert to fraction form
    18,454.45/25,467.74 = 10,496.47/x
  3. Step 3: Cross multiply
    18,454.45x = 25,467.74 × 10,496.47
  4. Step 4: Simplify right side
    18,454.45x = 267,321,316.40
  5. Step 5: Solve for x
    x = 267,321,316.40/18,454.45
  6. Step 6: Final answer
    x = 14,485.47

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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.