Home / 18,242.12-27,354.54-8,997.32

Finding the Fourth Proportional to 18,242.12, 27,354.54 and 8,997.32

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Solution

The fourth proportional to 18,242.12, 27,354.54 and 8,997.32 is: 13,491.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.12 : 27,354.54 = 8,997.32 : x
  2. Step 2: Convert to fraction form
    18,242.12/27,354.54 = 8,997.32/x
  3. Step 3: Cross multiply
    18,242.12x = 27,354.54 × 8,997.32
  4. Step 4: Simplify right side
    18,242.12x = 246,117,549.83
  5. Step 5: Solve for x
    x = 246,117,549.83/18,242.12
  6. Step 6: Final answer
    x = 13,491.72

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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.