Home / 18,449.16-27,677.46-6,762.12

Finding the Fourth Proportional to 18,449.16, 27,677.46 and 6,762.12

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Solution

The fourth proportional to 18,449.16, 27,677.46 and 6,762.12 is: 10,144.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449.16 : 27,677.46 = 6,762.12 : x
  2. Step 2: Convert to fraction form
    18,449.16/27,677.46 = 6,762.12/x
  3. Step 3: Cross multiply
    18,449.16x = 27,677.46 × 6,762.12
  4. Step 4: Simplify right side
    18,449.16x = 187,158,305.82
  5. Step 5: Solve for x
    x = 187,158,305.82/18,449.16
  6. Step 6: Final answer
    x = 10,144.54

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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.