Home / 17,379.56-26,069.32-6,988.88

Finding the Fourth Proportional to 17,379.56, 26,069.32 and 6,988.88

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Solution

The fourth proportional to 17,379.56, 26,069.32 and 6,988.88 is: 10,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.56 : 26,069.32 = 6,988.88 : x
  2. Step 2: Convert to fraction form
    17,379.56/26,069.32 = 6,988.88/x
  3. Step 3: Cross multiply
    17,379.56x = 26,069.32 × 6,988.88
  4. Step 4: Simplify right side
    17,379.56x = 182,195,349.16
  5. Step 5: Solve for x
    x = 182,195,349.16/17,379.56
  6. Step 6: Final answer
    x = 10,483.31

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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.