Home / 19,260.56-28,891.86-6,113.96

Finding the Fourth Proportional to 19,260.56, 28,891.86 and 6,113.96

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Solution

The fourth proportional to 19,260.56, 28,891.86 and 6,113.96 is: 9,171.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.56 : 28,891.86 = 6,113.96 : x
  2. Step 2: Convert to fraction form
    19,260.56/28,891.86 = 6,113.96/x
  3. Step 3: Cross multiply
    19,260.56x = 28,891.86 × 6,113.96
  4. Step 4: Simplify right side
    19,260.56x = 176,643,676.37
  5. Step 5: Solve for x
    x = 176,643,676.37/19,260.56
  6. Step 6: Final answer
    x = 9,171.26

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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.