Home / 14,004.63-21,006.68-3,474.68

Finding the Fourth Proportional to 14,004.63, 21,006.68 and 3,474.68

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Solution

The fourth proportional to 14,004.63, 21,006.68 and 3,474.68 is: 5,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.63 : 21,006.68 = 3,474.68 : x
  2. Step 2: Convert to fraction form
    14,004.63/21,006.68 = 3,474.68/x
  3. Step 3: Cross multiply
    14,004.63x = 21,006.68 × 3,474.68
  4. Step 4: Simplify right side
    14,004.63x = 72,991,368.46
  5. Step 5: Solve for x
    x = 72,991,368.46/14,004.63
  6. Step 6: Final answer
    x = 5,211.95

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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.