Home / 47,638.68-71,408.01-16,037.79

Finding the Fourth Proportional to 47,638.68, 71,408.01 and 16,037.79

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Solution

The fourth proportional to 47,638.68, 71,408.01 and 16,037.79 is: 24,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,638.68 : 71,408.01 = 16,037.79 : x
  2. Step 2: Convert to fraction form
    47,638.68/71,408.01 = 16,037.79/x
  3. Step 3: Cross multiply
    47,638.68x = 71,408.01 × 16,037.79
  4. Step 4: Simplify right side
    47,638.68x = 1,145,226,668.70
  5. Step 5: Solve for x
    x = 1,145,226,668.70/47,638.68
  6. Step 6: Final answer
    x = 24,039.85

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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.