Home / 28,872.52-43,323.14-16,214.42

Finding the Fourth Proportional to 28,872.52, 43,323.14 and 16,214.42

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Solution

The fourth proportional to 28,872.52, 43,323.14 and 16,214.42 is: 24,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872.52 : 43,323.14 = 16,214.42 : x
  2. Step 2: Convert to fraction form
    28,872.52/43,323.14 = 16,214.42/x
  3. Step 3: Cross multiply
    28,872.52x = 43,323.14 × 16,214.42
  4. Step 4: Simplify right side
    28,872.52x = 702,459,736.52
  5. Step 5: Solve for x
    x = 702,459,736.52/28,872.52
  6. Step 6: Final answer
    x = 24,329.70

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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.