Home / 17,835.76-26,739.36-8,471.04

Finding the Fourth Proportional to 17,835.76, 26,739.36 and 8,471.04

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Solution

The fourth proportional to 17,835.76, 26,739.36 and 8,471.04 is: 12,699.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,835.76 : 26,739.36 = 8,471.04 : x
  2. Step 2: Convert to fraction form
    17,835.76/26,739.36 = 8,471.04/x
  3. Step 3: Cross multiply
    17,835.76x = 26,739.36 × 8,471.04
  4. Step 4: Simplify right side
    17,835.76x = 226,510,188.13
  5. Step 5: Solve for x
    x = 226,510,188.13/17,835.76
  6. Step 6: Final answer
    x = 12,699.78

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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.