Home / 17,318.94-23,900.31-9,361.32

Finding the Fourth Proportional to 17,318.94, 23,900.31 and 9,361.32

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Solution

The fourth proportional to 17,318.94, 23,900.31 and 9,361.32 is: 12,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,318.94 : 23,900.31 = 9,361.32 : x
  2. Step 2: Convert to fraction form
    17,318.94/23,900.31 = 9,361.32/x
  3. Step 3: Cross multiply
    17,318.94x = 23,900.31 × 9,361.32
  4. Step 4: Simplify right side
    17,318.94x = 223,738,450.01
  5. Step 5: Solve for x
    x = 223,738,450.01/17,318.94
  6. Step 6: Final answer
    x = 12,918.72

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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.