Home / 54,991.26-82,479.60-15,551.46

Finding the Fourth Proportional to 54,991.26, 82,479.60 and 15,551.46

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Solution

The fourth proportional to 54,991.26, 82,479.60 and 15,551.46 is: 23,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,991.26 : 82,479.60 = 15,551.46 : x
  2. Step 2: Convert to fraction form
    54,991.26/82,479.60 = 15,551.46/x
  3. Step 3: Cross multiply
    54,991.26x = 82,479.60 × 15,551.46
  4. Step 4: Simplify right side
    54,991.26x = 1,282,678,200.22
  5. Step 5: Solve for x
    x = 1,282,678,200.22/54,991.26
  6. Step 6: Final answer
    x = 23,325.13

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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.