Home / 12,193.56-18,294.72-4,793.91

Finding the Fourth Proportional to 12,193.56, 18,294.72 and 4,793.91

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Solution

The fourth proportional to 12,193.56, 18,294.72 and 4,793.91 is: 7,192.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193.56 : 18,294.72 = 4,793.91 : x
  2. Step 2: Convert to fraction form
    12,193.56/18,294.72 = 4,793.91/x
  3. Step 3: Cross multiply
    12,193.56x = 18,294.72 × 4,793.91
  4. Step 4: Simplify right side
    12,193.56x = 87,703,241.16
  5. Step 5: Solve for x
    x = 87,703,241.16/12,193.56
  6. Step 6: Final answer
    x = 7,192.59

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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.