Home / 34,408.62-47,493.72-20,269.62

Finding the Fourth Proportional to 34,408.62, 47,493.72 and 20,269.62

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Solution

The fourth proportional to 34,408.62, 47,493.72 and 20,269.62 is: 27,977.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,408.62 : 47,493.72 = 20,269.62 : x
  2. Step 2: Convert to fraction form
    34,408.62/47,493.72 = 20,269.62/x
  3. Step 3: Cross multiply
    34,408.62x = 47,493.72 × 20,269.62
  4. Step 4: Simplify right side
    34,408.62x = 962,679,656.79
  5. Step 5: Solve for x
    x = 962,679,656.79/34,408.62
  6. Step 6: Final answer
    x = 27,977.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.