Home / 17,811.18-26,715.15-4,664.88

Finding the Fourth Proportional to 17,811.18, 26,715.15 and 4,664.88

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Solution

The fourth proportional to 17,811.18, 26,715.15 and 4,664.88 is: 6,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,811.18 : 26,715.15 = 4,664.88 : x
  2. Step 2: Convert to fraction form
    17,811.18/26,715.15 = 4,664.88/x
  3. Step 3: Cross multiply
    17,811.18x = 26,715.15 × 4,664.88
  4. Step 4: Simplify right side
    17,811.18x = 124,622,968.93
  5. Step 5: Solve for x
    x = 124,622,968.93/17,811.18
  6. Step 6: Final answer
    x = 6,996.90

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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.