Home / 18,033.05-27,051.11-4,707.81

Finding the Fourth Proportional to 18,033.05, 27,051.11 and 4,707.81

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Solution

The fourth proportional to 18,033.05, 27,051.11 and 4,707.81 is: 7,062.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,033.05 : 27,051.11 = 4,707.81 : x
  2. Step 2: Convert to fraction form
    18,033.05/27,051.11 = 4,707.81/x
  3. Step 3: Cross multiply
    18,033.05x = 27,051.11 × 4,707.81
  4. Step 4: Simplify right side
    18,033.05x = 127,351,462.63
  5. Step 5: Solve for x
    x = 127,351,462.63/18,033.05
  6. Step 6: Final answer
    x = 7,062.12

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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.