Home / 18,048.56-27,077.10-5,736.56

Finding the Fourth Proportional to 18,048.56, 27,077.10 and 5,736.56

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Solution

The fourth proportional to 18,048.56, 27,077.10 and 5,736.56 is: 8,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.56 : 27,077.10 = 5,736.56 : x
  2. Step 2: Convert to fraction form
    18,048.56/27,077.10 = 5,736.56/x
  3. Step 3: Cross multiply
    18,048.56x = 27,077.10 × 5,736.56
  4. Step 4: Simplify right side
    18,048.56x = 155,329,408.78
  5. Step 5: Solve for x
    x = 155,329,408.78/18,048.56
  6. Step 6: Final answer
    x = 8,606.19

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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.