Home / 19,056.83-28,595-9,072.87

Finding the Fourth Proportional to 19,056.83, 28,595 and 9,072.87

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Solution

The fourth proportional to 19,056.83, 28,595 and 9,072.87 is: 13,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.83 : 28,595 = 9,072.87 : x
  2. Step 2: Convert to fraction form
    19,056.83/28,595 = 9,072.87/x
  3. Step 3: Cross multiply
    19,056.83x = 28,595 × 9,072.87
  4. Step 4: Simplify right side
    19,056.83x = 259,438,717.65
  5. Step 5: Solve for x
    x = 259,438,717.65/19,056.83
  6. Step 6: Final answer
    x = 13,613.95

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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.