Home / 19,623.76-29,440.60-8,532.43

Finding the Fourth Proportional to 19,623.76, 29,440.60 and 8,532.43

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Solution

The fourth proportional to 19,623.76, 29,440.60 and 8,532.43 is: 12,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.76 : 29,440.60 = 8,532.43 : x
  2. Step 2: Convert to fraction form
    19,623.76/29,440.60 = 8,532.43/x
  3. Step 3: Cross multiply
    19,623.76x = 29,440.60 × 8,532.43
  4. Step 4: Simplify right side
    19,623.76x = 251,199,858.66
  5. Step 5: Solve for x
    x = 251,199,858.66/19,623.76
  6. Step 6: Final answer
    x = 12,800.80

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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.