Home / 54,962.40-82,416.30-17,517.60

Finding the Fourth Proportional to 54,962.40, 82,416.30 and 17,517.60

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Solution

The fourth proportional to 54,962.40, 82,416.30 and 17,517.60 is: 26,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,962.40 : 82,416.30 = 17,517.60 : x
  2. Step 2: Convert to fraction form
    54,962.40/82,416.30 = 17,517.60/x
  3. Step 3: Cross multiply
    54,962.40x = 82,416.30 × 17,517.60
  4. Step 4: Simplify right side
    54,962.40x = 1,443,735,776.88
  5. Step 5: Solve for x
    x = 1,443,735,776.88/54,962.40
  6. Step 6: Final answer
    x = 26,267.70

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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.