Home / 45,183.38-67,774.58-18,523.42

Finding the Fourth Proportional to 45,183.38, 67,774.58 and 18,523.42

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Solution

The fourth proportional to 45,183.38, 67,774.58 and 18,523.42 is: 27,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,183.38 : 67,774.58 = 18,523.42 : x
  2. Step 2: Convert to fraction form
    45,183.38/67,774.58 = 18,523.42/x
  3. Step 3: Cross multiply
    45,183.38x = 67,774.58 × 18,523.42
  4. Step 4: Simplify right side
    45,183.38x = 1,255,417,010.66
  5. Step 5: Solve for x
    x = 1,255,417,010.66/45,183.38
  6. Step 6: Final answer
    x = 27,784.93

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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.