Home / 18,084.31-27,117.96-6,996.22

Finding the Fourth Proportional to 18,084.31, 27,117.96 and 6,996.22

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Solution

The fourth proportional to 18,084.31, 27,117.96 and 6,996.22 is: 10,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084.31 : 27,117.96 = 6,996.22 : x
  2. Step 2: Convert to fraction form
    18,084.31/27,117.96 = 6,996.22/x
  3. Step 3: Cross multiply
    18,084.31x = 27,117.96 × 6,996.22
  4. Step 4: Simplify right side
    18,084.31x = 189,723,214.11
  5. Step 5: Solve for x
    x = 189,723,214.11/18,084.31
  6. Step 6: Final answer
    x = 10,491.04

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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.