Home / 14,543.24-21,813.42-4,680.68

Finding the Fourth Proportional to 14,543.24, 21,813.42 and 4,680.68

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Solution

The fourth proportional to 14,543.24, 21,813.42 and 4,680.68 is: 7,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,543.24 : 21,813.42 = 4,680.68 : x
  2. Step 2: Convert to fraction form
    14,543.24/21,813.42 = 4,680.68/x
  3. Step 3: Cross multiply
    14,543.24x = 21,813.42 × 4,680.68
  4. Step 4: Simplify right side
    14,543.24x = 102,101,638.73
  5. Step 5: Solve for x
    x = 102,101,638.73/14,543.24
  6. Step 6: Final answer
    x = 7,020.56

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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.