Home / 18,078.04-27,092.44-11,492.42

Finding the Fourth Proportional to 18,078.04, 27,092.44 and 11,492.42

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Solution

The fourth proportional to 18,078.04, 27,092.44 and 11,492.42 is: 17,222.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078.04 : 27,092.44 = 11,492.42 : x
  2. Step 2: Convert to fraction form
    18,078.04/27,092.44 = 11,492.42/x
  3. Step 3: Cross multiply
    18,078.04x = 27,092.44 × 11,492.42
  4. Step 4: Simplify right side
    18,078.04x = 311,357,699.30
  5. Step 5: Solve for x
    x = 311,357,699.30/18,078.04
  6. Step 6: Final answer
    x = 17,222.98

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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.