Home / 18,204.93-27,318.01-7,674.31

Finding the Fourth Proportional to 18,204.93, 27,318.01 and 7,674.31

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Solution

The fourth proportional to 18,204.93, 27,318.01 and 7,674.31 is: 11,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.93 : 27,318.01 = 7,674.31 : x
  2. Step 2: Convert to fraction form
    18,204.93/27,318.01 = 7,674.31/x
  3. Step 3: Cross multiply
    18,204.93x = 27,318.01 × 7,674.31
  4. Step 4: Simplify right side
    18,204.93x = 209,646,753.01
  5. Step 5: Solve for x
    x = 209,646,753.01/18,204.93
  6. Step 6: Final answer
    x = 11,515.93

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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.