Home / 17,914.09-26,871.10-4,766.46

Finding the Fourth Proportional to 17,914.09, 26,871.10 and 4,766.46

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Solution

The fourth proportional to 17,914.09, 26,871.10 and 4,766.46 is: 7,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.09 : 26,871.10 = 4,766.46 : x
  2. Step 2: Convert to fraction form
    17,914.09/26,871.10 = 4,766.46/x
  3. Step 3: Cross multiply
    17,914.09x = 26,871.10 × 4,766.46
  4. Step 4: Simplify right side
    17,914.09x = 128,079,999.47
  5. Step 5: Solve for x
    x = 128,079,999.47/17,914.09
  6. Step 6: Final answer
    x = 7,149.68

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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.