Home / 19,260.46-28,890.60-6,113.86

Finding the Fourth Proportional to 19,260.46, 28,890.60 and 6,113.86

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Solution

The fourth proportional to 19,260.46, 28,890.60 and 6,113.86 is: 9,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.46 : 28,890.60 = 6,113.86 : x
  2. Step 2: Convert to fraction form
    19,260.46/28,890.60 = 6,113.86/x
  3. Step 3: Cross multiply
    19,260.46x = 28,890.60 × 6,113.86
  4. Step 4: Simplify right side
    19,260.46x = 176,633,083.72
  5. Step 5: Solve for x
    x = 176,633,083.72/19,260.46
  6. Step 6: Final answer
    x = 9,170.76

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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.