Home / 14,083.11-21,107.10-12,323.93

Finding the Fourth Proportional to 14,083.11, 21,107.10 and 12,323.93

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Solution

The fourth proportional to 14,083.11, 21,107.10 and 12,323.93 is: 18,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.11 : 21,107.10 = 12,323.93 : x
  2. Step 2: Convert to fraction form
    14,083.11/21,107.10 = 12,323.93/x
  3. Step 3: Cross multiply
    14,083.11x = 21,107.10 × 12,323.93
  4. Step 4: Simplify right side
    14,083.11x = 260,122,422.90
  5. Step 5: Solve for x
    x = 260,122,422.90/14,083.11
  6. Step 6: Final answer
    x = 18,470.53

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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.