Home / 17,627.35-26,432.93-7,761.55

Finding the Fourth Proportional to 17,627.35, 26,432.93 and 7,761.55

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Solution

The fourth proportional to 17,627.35, 26,432.93 and 7,761.55 is: 11,638.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,627.35 : 26,432.93 = 7,761.55 : x
  2. Step 2: Convert to fraction form
    17,627.35/26,432.93 = 7,761.55/x
  3. Step 3: Cross multiply
    17,627.35x = 26,432.93 × 7,761.55
  4. Step 4: Simplify right side
    17,627.35x = 205,160,469.03
  5. Step 5: Solve for x
    x = 205,160,469.03/17,627.35
  6. Step 6: Final answer
    x = 11,638.76

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1.5x scale

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.