Home / 17,759.34-26,638.56-4,611.87

Finding the Fourth Proportional to 17,759.34, 26,638.56 and 4,611.87

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Solution

The fourth proportional to 17,759.34, 26,638.56 and 4,611.87 is: 6,917.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,759.34 : 26,638.56 = 4,611.87 : x
  2. Step 2: Convert to fraction form
    17,759.34/26,638.56 = 4,611.87/x
  3. Step 3: Cross multiply
    17,759.34x = 26,638.56 × 4,611.87
  4. Step 4: Simplify right side
    17,759.34x = 122,853,575.71
  5. Step 5: Solve for x
    x = 122,853,575.71/17,759.34
  6. Step 6: Final answer
    x = 6,917.69

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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.