Home / 54,842.60-82,271.94-17,390.18

Finding the Fourth Proportional to 54,842.60, 82,271.94 and 17,390.18

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Solution

The fourth proportional to 54,842.60, 82,271.94 and 17,390.18 is: 26,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,842.60 : 82,271.94 = 17,390.18 : x
  2. Step 2: Convert to fraction form
    54,842.60/82,271.94 = 17,390.18/x
  3. Step 3: Cross multiply
    54,842.60x = 82,271.94 × 17,390.18
  4. Step 4: Simplify right side
    54,842.60x = 1,430,723,845.55
  5. Step 5: Solve for x
    x = 1,430,723,845.55/54,842.60
  6. Step 6: Final answer
    x = 26,087.82

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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.