Home / 28,891.90-43,346.11-17,056.47

Finding the Fourth Proportional to 28,891.90, 43,346.11 and 17,056.47

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Solution

The fourth proportional to 28,891.90, 43,346.11 and 17,056.47 is: 25,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,891.90 : 43,346.11 = 17,056.47 : x
  2. Step 2: Convert to fraction form
    28,891.90/43,346.11 = 17,056.47/x
  3. Step 3: Cross multiply
    28,891.90x = 43,346.11 × 17,056.47
  4. Step 4: Simplify right side
    28,891.90x = 739,331,824.69
  5. Step 5: Solve for x
    x = 739,331,824.69/28,891.90
  6. Step 6: Final answer
    x = 25,589.59

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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.