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Finding the Fourth Proportional to 50,874.48, 76,311.87 and 15,814.14

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Solution

The fourth proportional to 50,874.48, 76,311.87 and 15,814.14 is: 23,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,874.48 : 76,311.87 = 15,814.14 : x
  2. Step 2: Convert to fraction form
    50,874.48/76,311.87 = 15,814.14/x
  3. Step 3: Cross multiply
    50,874.48x = 76,311.87 × 15,814.14
  4. Step 4: Simplify right side
    50,874.48x = 1,206,806,595.84
  5. Step 5: Solve for x
    x = 1,206,806,595.84/50,874.48
  6. Step 6: Final answer
    x = 23,721.26

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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.