Home / 28,902.84-43,359.30-10,181.40

Finding the Fourth Proportional to 28,902.84, 43,359.30 and 10,181.40

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Solution

The fourth proportional to 28,902.84, 43,359.30 and 10,181.40 is: 15,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902.84 : 43,359.30 = 10,181.40 : x
  2. Step 2: Convert to fraction form
    28,902.84/43,359.30 = 10,181.40/x
  3. Step 3: Cross multiply
    28,902.84x = 43,359.30 × 10,181.40
  4. Step 4: Simplify right side
    28,902.84x = 441,458,377.02
  5. Step 5: Solve for x
    x = 441,458,377.02/28,902.84
  6. Step 6: Final answer
    x = 15,273.88

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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.