Home / 18,077.67-27,124.26-6,992.13

Finding the Fourth Proportional to 18,077.67, 27,124.26 and 6,992.13

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Solution

The fourth proportional to 18,077.67, 27,124.26 and 6,992.13 is: 10,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.67 : 27,124.26 = 6,992.13 : x
  2. Step 2: Convert to fraction form
    18,077.67/27,124.26 = 6,992.13/x
  3. Step 3: Cross multiply
    18,077.67x = 27,124.26 × 6,992.13
  4. Step 4: Simplify right side
    18,077.67x = 189,656,427.57
  5. Step 5: Solve for x
    x = 189,656,427.57/18,077.67
  6. Step 6: Final answer
    x = 10,491.20

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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.