Home / 18,029.75-24,861.94-12,372.74

Finding the Fourth Proportional to 18,029.75, 24,861.94 and 12,372.74

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Solution

The fourth proportional to 18,029.75, 24,861.94 and 12,372.74 is: 17,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,029.75 : 24,861.94 = 12,372.74 : x
  2. Step 2: Convert to fraction form
    18,029.75/24,861.94 = 12,372.74/x
  3. Step 3: Cross multiply
    18,029.75x = 24,861.94 × 12,372.74
  4. Step 4: Simplify right side
    18,029.75x = 307,610,350.74
  5. Step 5: Solve for x
    x = 307,610,350.74/18,029.75
  6. Step 6: Final answer
    x = 17,061.27

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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.