Home / 18,647.30-27,975.33-6,167.32

Finding the Fourth Proportional to 18,647.30, 27,975.33 and 6,167.32

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Solution

The fourth proportional to 18,647.30, 27,975.33 and 6,167.32 is: 9,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,647.30 : 27,975.33 = 6,167.32 : x
  2. Step 2: Convert to fraction form
    18,647.30/27,975.33 = 6,167.32/x
  3. Step 3: Cross multiply
    18,647.30x = 27,975.33 × 6,167.32
  4. Step 4: Simplify right side
    18,647.30x = 172,532,812.22
  5. Step 5: Solve for x
    x = 172,532,812.22/18,647.30
  6. Step 6: Final answer
    x = 9,252.43

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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.