Home / 28,913.87-43,336.09-14,880.52

Finding the Fourth Proportional to 28,913.87, 43,336.09 and 14,880.52

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Solution

The fourth proportional to 28,913.87, 43,336.09 and 14,880.52 is: 22,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913.87 : 43,336.09 = 14,880.52 : x
  2. Step 2: Convert to fraction form
    28,913.87/43,336.09 = 14,880.52/x
  3. Step 3: Cross multiply
    28,913.87x = 43,336.09 × 14,880.52
  4. Step 4: Simplify right side
    28,913.87x = 644,863,553.97
  5. Step 5: Solve for x
    x = 644,863,553.97/28,913.87
  6. Step 6: Final answer
    x = 22,302.91

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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.