Home / 18,318.36-27,441.54-9,541.56

Finding the Fourth Proportional to 18,318.36, 27,441.54 and 9,541.56

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Solution

The fourth proportional to 18,318.36, 27,441.54 and 9,541.56 is: 14,293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,318.36 : 27,441.54 = 9,541.56 : x
  2. Step 2: Convert to fraction form
    18,318.36/27,441.54 = 9,541.56/x
  3. Step 3: Cross multiply
    18,318.36x = 27,441.54 × 9,541.56
  4. Step 4: Simplify right side
    18,318.36x = 261,835,100.40
  5. Step 5: Solve for x
    x = 261,835,100.40/18,318.36
  6. Step 6: Final answer
    x = 14,293.59

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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.