Home / 18,611.46-27,918.24-5,962.32

Finding the Fourth Proportional to 18,611.46, 27,918.24 and 5,962.32

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Solution

The fourth proportional to 18,611.46, 27,918.24 and 5,962.32 is: 8,943.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,611.46 : 27,918.24 = 5,962.32 : x
  2. Step 2: Convert to fraction form
    18,611.46/27,918.24 = 5,962.32/x
  3. Step 3: Cross multiply
    18,611.46x = 27,918.24 × 5,962.32
  4. Step 4: Simplify right side
    18,611.46x = 166,457,480.72
  5. Step 5: Solve for x
    x = 166,457,480.72/18,611.46
  6. Step 6: Final answer
    x = 8,943.82

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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.