Home / 18,492.02-27,736.47-7,961.62

Finding the Fourth Proportional to 18,492.02, 27,736.47 and 7,961.62

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Solution

The fourth proportional to 18,492.02, 27,736.47 and 7,961.62 is: 11,941.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492.02 : 27,736.47 = 7,961.62 : x
  2. Step 2: Convert to fraction form
    18,492.02/27,736.47 = 7,961.62/x
  3. Step 3: Cross multiply
    18,492.02x = 27,736.47 × 7,961.62
  4. Step 4: Simplify right side
    18,492.02x = 220,827,234.28
  5. Step 5: Solve for x
    x = 220,827,234.28/18,492.02
  6. Step 6: Final answer
    x = 11,941.76

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1.5x scale

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.