Home / 18,327.43-27,485.66-9,557.56

Finding the Fourth Proportional to 18,327.43, 27,485.66 and 9,557.56

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Solution

The fourth proportional to 18,327.43, 27,485.66 and 9,557.56 is: 14,333.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.43 : 27,485.66 = 9,557.56 : x
  2. Step 2: Convert to fraction form
    18,327.43/27,485.66 = 9,557.56/x
  3. Step 3: Cross multiply
    18,327.43x = 27,485.66 × 9,557.56
  4. Step 4: Simplify right side
    18,327.43x = 262,695,902.84
  5. Step 5: Solve for x
    x = 262,695,902.84/18,327.43
  6. Step 6: Final answer
    x = 14,333.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.