Home / 54,064.48-81,099.84-19,006.56

Finding the Fourth Proportional to 54,064.48, 81,099.84 and 19,006.56

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Solution

The fourth proportional to 54,064.48, 81,099.84 and 19,006.56 is: 28,510.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,064.48 : 81,099.84 = 19,006.56 : x
  2. Step 2: Convert to fraction form
    54,064.48/81,099.84 = 19,006.56/x
  3. Step 3: Cross multiply
    54,064.48x = 81,099.84 × 19,006.56
  4. Step 4: Simplify right side
    54,064.48x = 1,541,428,974.95
  5. Step 5: Solve for x
    x = 1,541,428,974.95/54,064.48
  6. Step 6: Final answer
    x = 28,510.94

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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.