Home / 31,734.06-43,792.35-17,586.78

Finding the Fourth Proportional to 31,734.06, 43,792.35 and 17,586.78

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Solution

The fourth proportional to 31,734.06, 43,792.35 and 17,586.78 is: 24,269.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,734.06 : 43,792.35 = 17,586.78 : x
  2. Step 2: Convert to fraction form
    31,734.06/43,792.35 = 17,586.78/x
  3. Step 3: Cross multiply
    31,734.06x = 43,792.35 × 17,586.78
  4. Step 4: Simplify right side
    31,734.06x = 770,166,425.13
  5. Step 5: Solve for x
    x = 770,166,425.13/31,734.06
  6. Step 6: Final answer
    x = 24,269.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.