Home / 28,975.49-43,433.67-16,306.61

Finding the Fourth Proportional to 28,975.49, 43,433.67 and 16,306.61

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Solution

The fourth proportional to 28,975.49, 43,433.67 and 16,306.61 is: 24,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,975.49 : 43,433.67 = 16,306.61 : x
  2. Step 2: Convert to fraction form
    28,975.49/43,433.67 = 16,306.61/x
  3. Step 3: Cross multiply
    28,975.49x = 43,433.67 × 16,306.61
  4. Step 4: Simplify right side
    28,975.49x = 708,255,700.39
  5. Step 5: Solve for x
    x = 708,255,700.39/28,975.49
  6. Step 6: Final answer
    x = 24,443.27

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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.