Home / 17,379.28-26,068.41-4,231.46

Finding the Fourth Proportional to 17,379.28, 26,068.41 and 4,231.46

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Solution

The fourth proportional to 17,379.28, 26,068.41 and 4,231.46 is: 6,347.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.28 : 26,068.41 = 4,231.46 : x
  2. Step 2: Convert to fraction form
    17,379.28/26,068.41 = 4,231.46/x
  3. Step 3: Cross multiply
    17,379.28x = 26,068.41 × 4,231.46
  4. Step 4: Simplify right side
    17,379.28x = 110,307,340.81
  5. Step 5: Solve for x
    x = 110,307,340.81/17,379.28
  6. Step 6: Final answer
    x = 6,347.06

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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.