Home / 18,394.42-27,591.48-12,182.24

Finding the Fourth Proportional to 18,394.42, 27,591.48 and 12,182.24

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Solution

The fourth proportional to 18,394.42, 27,591.48 and 12,182.24 is: 18,273.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.42 : 27,591.48 = 12,182.24 : x
  2. Step 2: Convert to fraction form
    18,394.42/27,591.48 = 12,182.24/x
  3. Step 3: Cross multiply
    18,394.42x = 27,591.48 × 12,182.24
  4. Step 4: Simplify right side
    18,394.42x = 336,126,031.32
  5. Step 5: Solve for x
    x = 336,126,031.32/18,394.42
  6. Step 6: Final answer
    x = 18,273.26

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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.