Home / 28,835.67-39,793.23-16,260.42

Finding the Fourth Proportional to 28,835.67, 39,793.23 and 16,260.42

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Solution

The fourth proportional to 28,835.67, 39,793.23 and 16,260.42 is: 22,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.67 : 39,793.23 = 16,260.42 : x
  2. Step 2: Convert to fraction form
    28,835.67/39,793.23 = 16,260.42/x
  3. Step 3: Cross multiply
    28,835.67x = 39,793.23 × 16,260.42
  4. Step 4: Simplify right side
    28,835.67x = 647,054,632.96
  5. Step 5: Solve for x
    x = 647,054,632.96/28,835.67
  6. Step 6: Final answer
    x = 22,439.38

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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.