Home / 54,510.43-81,763.31-17,069.67

Finding the Fourth Proportional to 54,510.43, 81,763.31 and 17,069.67

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Solution

The fourth proportional to 54,510.43, 81,763.31 and 17,069.67 is: 25,603.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,510.43 : 81,763.31 = 17,069.67 : x
  2. Step 2: Convert to fraction form
    54,510.43/81,763.31 = 17,069.67/x
  3. Step 3: Cross multiply
    54,510.43x = 81,763.31 × 17,069.67
  4. Step 4: Simplify right side
    54,510.43x = 1,395,672,634.46
  5. Step 5: Solve for x
    x = 1,395,672,634.46/54,510.43
  6. Step 6: Final answer
    x = 25,603.77

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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.