Home / 13,414.38-20,116.14-4,051.50

Finding the Fourth Proportional to 13,414.38, 20,116.14 and 4,051.50

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Solution

The fourth proportional to 13,414.38, 20,116.14 and 4,051.50 is: 6,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,414.38 : 20,116.14 = 4,051.50 : x
  2. Step 2: Convert to fraction form
    13,414.38/20,116.14 = 4,051.50/x
  3. Step 3: Cross multiply
    13,414.38x = 20,116.14 × 4,051.50
  4. Step 4: Simplify right side
    13,414.38x = 81,500,541.21
  5. Step 5: Solve for x
    x = 81,500,541.21/13,414.38
  6. Step 6: Final answer
    x = 6,075.61

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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.