Home / 19,107.96-28,673.01-8,013.66

Finding the Fourth Proportional to 19,107.96, 28,673.01 and 8,013.66

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Solution

The fourth proportional to 19,107.96, 28,673.01 and 8,013.66 is: 12,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.96 : 28,673.01 = 8,013.66 : x
  2. Step 2: Convert to fraction form
    19,107.96/28,673.01 = 8,013.66/x
  3. Step 3: Cross multiply
    19,107.96x = 28,673.01 × 8,013.66
  4. Step 4: Simplify right side
    19,107.96x = 229,775,753.32
  5. Step 5: Solve for x
    x = 229,775,753.32/19,107.96
  6. Step 6: Final answer
    x = 12,025.13

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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.