Home / 19,013.41-28,517.93-4,974.79

Finding the Fourth Proportional to 19,013.41, 28,517.93 and 4,974.79

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Solution

The fourth proportional to 19,013.41, 28,517.93 and 4,974.79 is: 7,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.41 : 28,517.93 = 4,974.79 : x
  2. Step 2: Convert to fraction form
    19,013.41/28,517.93 = 4,974.79/x
  3. Step 3: Cross multiply
    19,013.41x = 28,517.93 × 4,974.79
  4. Step 4: Simplify right side
    19,013.41x = 141,870,725.42
  5. Step 5: Solve for x
    x = 141,870,725.42/19,013.41
  6. Step 6: Final answer
    x = 7,461.61

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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.