Home / 28,103.64-41,842.23-27,711.15

Finding the Fourth Proportional to 28,103.64, 41,842.23 and 27,711.15

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Solution

The fourth proportional to 28,103.64, 41,842.23 and 27,711.15 is: 41,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,103.64 : 41,842.23 = 27,711.15 : x
  2. Step 2: Convert to fraction form
    28,103.64/41,842.23 = 27,711.15/x
  3. Step 3: Cross multiply
    28,103.64x = 41,842.23 × 27,711.15
  4. Step 4: Simplify right side
    28,103.64x = 1,159,496,311.86
  5. Step 5: Solve for x
    x = 1,159,496,311.86/28,103.64
  6. Step 6: Final answer
    x = 41,257.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.