Home / 18,051.54-27,077.00-7,527.21

Finding the Fourth Proportional to 18,051.54, 27,077.00 and 7,527.21

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Solution

The fourth proportional to 18,051.54, 27,077.00 and 7,527.21 is: 11,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051.54 : 27,077.00 = 7,527.21 : x
  2. Step 2: Convert to fraction form
    18,051.54/27,077.00 = 7,527.21/x
  3. Step 3: Cross multiply
    18,051.54x = 27,077.00 × 7,527.21
  4. Step 4: Simplify right side
    18,051.54x = 203,814,227.53
  5. Step 5: Solve for x
    x = 203,814,227.53/18,051.54
  6. Step 6: Final answer
    x = 11,290.68

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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.