Home / 18,496.45-25,533.43-11,791.07

Finding the Fourth Proportional to 18,496.45, 25,533.43 and 11,791.07

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Solution

The fourth proportional to 18,496.45, 25,533.43 and 11,791.07 is: 16,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496.45 : 25,533.43 = 11,791.07 : x
  2. Step 2: Convert to fraction form
    18,496.45/25,533.43 = 11,791.07/x
  3. Step 3: Cross multiply
    18,496.45x = 25,533.43 × 11,791.07
  4. Step 4: Simplify right side
    18,496.45x = 301,066,399.08
  5. Step 5: Solve for x
    x = 301,066,399.08/18,496.45
  6. Step 6: Final answer
    x = 16,276.98

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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.