Home / 28,792.74-43,091.55-17,706.45

Finding the Fourth Proportional to 28,792.74, 43,091.55 and 17,706.45

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Solution

The fourth proportional to 28,792.74, 43,091.55 and 17,706.45 is: 26,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.74 : 43,091.55 = 17,706.45 : x
  2. Step 2: Convert to fraction form
    28,792.74/43,091.55 = 17,706.45/x
  3. Step 3: Cross multiply
    28,792.74x = 43,091.55 × 17,706.45
  4. Step 4: Simplify right side
    28,792.74x = 762,998,375.50
  5. Step 5: Solve for x
    x = 762,998,375.50/28,792.74
  6. Step 6: Final answer
    x = 26,499.68

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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.