Home / 18,047.56-27,072.90-6,360.88

Finding the Fourth Proportional to 18,047.56, 27,072.90 and 6,360.88

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Solution

The fourth proportional to 18,047.56, 27,072.90 and 6,360.88 is: 9,541.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.56 : 27,072.90 = 6,360.88 : x
  2. Step 2: Convert to fraction form
    18,047.56/27,072.90 = 6,360.88/x
  3. Step 3: Cross multiply
    18,047.56x = 27,072.90 × 6,360.88
  4. Step 4: Simplify right side
    18,047.56x = 172,207,468.15
  5. Step 5: Solve for x
    x = 172,207,468.15/18,047.56
  6. Step 6: Final answer
    x = 9,541.87

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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.