Home / 28,872.66-43,274.11-14,059.38

Finding the Fourth Proportional to 28,872.66, 43,274.11 and 14,059.38

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Solution

The fourth proportional to 28,872.66, 43,274.11 and 14,059.38 is: 21,072.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872.66 : 43,274.11 = 14,059.38 : x
  2. Step 2: Convert to fraction form
    28,872.66/43,274.11 = 14,059.38/x
  3. Step 3: Cross multiply
    28,872.66x = 43,274.11 × 14,059.38
  4. Step 4: Simplify right side
    28,872.66x = 608,407,156.65
  5. Step 5: Solve for x
    x = 608,407,156.65/28,872.66
  6. Step 6: Final answer
    x = 21,072.09

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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.