Home / 14,234.24-21,336.50-4,871.50

Finding the Fourth Proportional to 14,234.24, 21,336.50 and 4,871.50

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Solution

The fourth proportional to 14,234.24, 21,336.50 and 4,871.50 is: 7,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.24 : 21,336.50 = 4,871.50 : x
  2. Step 2: Convert to fraction form
    14,234.24/21,336.50 = 4,871.50/x
  3. Step 3: Cross multiply
    14,234.24x = 21,336.50 × 4,871.50
  4. Step 4: Simplify right side
    14,234.24x = 103,940,759.75
  5. Step 5: Solve for x
    x = 103,940,759.75/14,234.24
  6. Step 6: Final answer
    x = 7,302.16

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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.