Home / 28,793.56-39,733.58-16,217.50

Finding the Fourth Proportional to 28,793.56, 39,733.58 and 16,217.50

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Solution

The fourth proportional to 28,793.56, 39,733.58 and 16,217.50 is: 22,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793.56 : 39,733.58 = 16,217.50 : x
  2. Step 2: Convert to fraction form
    28,793.56/39,733.58 = 16,217.50/x
  3. Step 3: Cross multiply
    28,793.56x = 39,733.58 × 16,217.50
  4. Step 4: Simplify right side
    28,793.56x = 644,379,333.65
  5. Step 5: Solve for x
    x = 644,379,333.65/28,793.56
  6. Step 6: Final answer
    x = 22,379.29

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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.