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Finding the Fourth Proportional to 54,496.52, 81,749.52 and 15,053.67

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Solution

The fourth proportional to 54,496.52, 81,749.52 and 15,053.67 is: 22,581.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,496.52 : 81,749.52 = 15,053.67 : x
  2. Step 2: Convert to fraction form
    54,496.52/81,749.52 = 15,053.67/x
  3. Step 3: Cross multiply
    54,496.52x = 81,749.52 × 15,053.67
  4. Step 4: Simplify right side
    54,496.52x = 1,230,629,887.99
  5. Step 5: Solve for x
    x = 1,230,629,887.99/54,496.52
  6. Step 6: Final answer
    x = 22,581.81

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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.