Home / 54,556.34-81,834.52-15,113.47

Finding the Fourth Proportional to 54,556.34, 81,834.52 and 15,113.47

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Solution

The fourth proportional to 54,556.34, 81,834.52 and 15,113.47 is: 22,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,556.34 : 81,834.52 = 15,113.47 : x
  2. Step 2: Convert to fraction form
    54,556.34/81,834.52 = 15,113.47/x
  3. Step 3: Cross multiply
    54,556.34x = 81,834.52 × 15,113.47
  4. Step 4: Simplify right side
    54,556.34x = 1,236,803,562.98
  5. Step 5: Solve for x
    x = 1,236,803,562.98/54,556.34
  6. Step 6: Final answer
    x = 22,670.21

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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.