Home / 19,947.70-29,885.10-16,229.80

Finding the Fourth Proportional to 19,947.70, 29,885.10 and 16,229.80

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Solution

The fourth proportional to 19,947.70, 29,885.10 and 16,229.80 is: 24,315.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.70 : 29,885.10 = 16,229.80 : x
  2. Step 2: Convert to fraction form
    19,947.70/29,885.10 = 16,229.80/x
  3. Step 3: Cross multiply
    19,947.70x = 29,885.10 × 16,229.80
  4. Step 4: Simplify right side
    19,947.70x = 485,029,195.98
  5. Step 5: Solve for x
    x = 485,029,195.98/19,947.70
  6. Step 6: Final answer
    x = 24,315.04

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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.