Home / 18,084.36-27,131.40-16,349.32

Finding the Fourth Proportional to 18,084.36, 27,131.40 and 16,349.32

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Solution

The fourth proportional to 18,084.36, 27,131.40 and 16,349.32 is: 24,528.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084.36 : 27,131.40 = 16,349.32 : x
  2. Step 2: Convert to fraction form
    18,084.36/27,131.40 = 16,349.32/x
  3. Step 3: Cross multiply
    18,084.36x = 27,131.40 × 16,349.32
  4. Step 4: Simplify right side
    18,084.36x = 443,579,940.65
  5. Step 5: Solve for x
    x = 443,579,940.65/18,084.36
  6. Step 6: Final answer
    x = 24,528.37

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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.