Home / 10,810.60-16,196.70-9,581.80

Finding the Fourth Proportional to 10,810.60, 16,196.70 and 9,581.80

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Solution

The fourth proportional to 10,810.60, 16,196.70 and 9,581.80 is: 14,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.60 : 16,196.70 = 9,581.80 : x
  2. Step 2: Convert to fraction form
    10,810.60/16,196.70 = 9,581.80/x
  3. Step 3: Cross multiply
    10,810.60x = 16,196.70 × 9,581.80
  4. Step 4: Simplify right side
    10,810.60x = 155,193,540.06
  5. Step 5: Solve for x
    x = 155,193,540.06/10,810.60
  6. Step 6: Final answer
    x = 14,355.68

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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.