Home / 14,531.40-21,766.11-7,023.62

Finding the Fourth Proportional to 14,531.40, 21,766.11 and 7,023.62

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Solution

The fourth proportional to 14,531.40, 21,766.11 and 7,023.62 is: 10,520.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.40 : 21,766.11 = 7,023.62 : x
  2. Step 2: Convert to fraction form
    14,531.40/21,766.11 = 7,023.62/x
  3. Step 3: Cross multiply
    14,531.40x = 21,766.11 × 7,023.62
  4. Step 4: Simplify right side
    14,531.40x = 152,876,776.69
  5. Step 5: Solve for x
    x = 152,876,776.69/14,531.40
  6. Step 6: Final answer
    x = 10,520.44

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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.