Home / 17,835.90-26,753.78-5,355.88

Finding the Fourth Proportional to 17,835.90, 26,753.78 and 5,355.88

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Solution

The fourth proportional to 17,835.90, 26,753.78 and 5,355.88 is: 8,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,835.90 : 26,753.78 = 5,355.88 : x
  2. Step 2: Convert to fraction form
    17,835.90/26,753.78 = 5,355.88/x
  3. Step 3: Cross multiply
    17,835.90x = 26,753.78 × 5,355.88
  4. Step 4: Simplify right side
    17,835.90x = 143,290,035.23
  5. Step 5: Solve for x
    x = 143,290,035.23/17,835.90
  6. Step 6: Final answer
    x = 8,033.80

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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.