Home / 17,820.06-24,591.44-9,861.80

Finding the Fourth Proportional to 17,820.06, 24,591.44 and 9,861.80

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Solution

The fourth proportional to 17,820.06, 24,591.44 and 9,861.80 is: 13,609.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,820.06 : 24,591.44 = 9,861.80 : x
  2. Step 2: Convert to fraction form
    17,820.06/24,591.44 = 9,861.80/x
  3. Step 3: Cross multiply
    17,820.06x = 24,591.44 × 9,861.80
  4. Step 4: Simplify right side
    17,820.06x = 242,515,862.99
  5. Step 5: Solve for x
    x = 242,515,862.99/17,820.06
  6. Step 6: Final answer
    x = 13,609.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.