Home / 14,344.52-21,516.78-3,956.36

Finding the Fourth Proportional to 14,344.52, 21,516.78 and 3,956.36

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Solution

The fourth proportional to 14,344.52, 21,516.78 and 3,956.36 is: 5,934.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.52 : 21,516.78 = 3,956.36 : x
  2. Step 2: Convert to fraction form
    14,344.52/21,516.78 = 3,956.36/x
  3. Step 3: Cross multiply
    14,344.52x = 21,516.78 × 3,956.36
  4. Step 4: Simplify right side
    14,344.52x = 85,128,127.72
  5. Step 5: Solve for x
    x = 85,128,127.72/14,344.52
  6. Step 6: Final answer
    x = 5,934.54

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1.5x scale

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.