Home / 54,811.55-82,219.61-17,370.79

Finding the Fourth Proportional to 54,811.55, 82,219.61 and 17,370.79

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Solution

The fourth proportional to 54,811.55, 82,219.61 and 17,370.79 is: 26,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.55 : 82,219.61 = 17,370.79 : x
  2. Step 2: Convert to fraction form
    54,811.55/82,219.61 = 17,370.79/x
  3. Step 3: Cross multiply
    54,811.55x = 82,219.61 × 17,370.79
  4. Step 4: Simplify right side
    54,811.55x = 1,428,219,579.19
  5. Step 5: Solve for x
    x = 1,428,219,579.19/54,811.55
  6. Step 6: Final answer
    x = 26,056.91

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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.