Home / 18,451.25-25,462.59-10,493.47

Finding the Fourth Proportional to 18,451.25, 25,462.59 and 10,493.47

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Solution

The fourth proportional to 18,451.25, 25,462.59 and 10,493.47 is: 14,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.25 : 25,462.59 = 10,493.47 : x
  2. Step 2: Convert to fraction form
    18,451.25/25,462.59 = 10,493.47/x
  3. Step 3: Cross multiply
    18,451.25x = 25,462.59 × 10,493.47
  4. Step 4: Simplify right side
    18,451.25x = 267,190,796.97
  5. Step 5: Solve for x
    x = 267,190,796.97/18,451.25
  6. Step 6: Final answer
    x = 14,480.90

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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.