Home / 18,572.67-25,634.07-12,606.27

Finding the Fourth Proportional to 18,572.67, 25,634.07 and 12,606.27

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Solution

The fourth proportional to 18,572.67, 25,634.07 and 12,606.27 is: 17,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572.67 : 25,634.07 = 12,606.27 : x
  2. Step 2: Convert to fraction form
    18,572.67/25,634.07 = 12,606.27/x
  3. Step 3: Cross multiply
    18,572.67x = 25,634.07 × 12,606.27
  4. Step 4: Simplify right side
    18,572.67x = 323,150,007.62
  5. Step 5: Solve for x
    x = 323,150,007.62/18,572.67
  6. Step 6: Final answer
    x = 17,399.22

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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.