Home / 25,091.96-34,627.67-13,761.93

Finding the Fourth Proportional to 25,091.96, 34,627.67 and 13,761.93

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Solution

The fourth proportional to 25,091.96, 34,627.67 and 13,761.93 is: 18,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,091.96 : 34,627.67 = 13,761.93 : x
  2. Step 2: Convert to fraction form
    25,091.96/34,627.67 = 13,761.93/x
  3. Step 3: Cross multiply
    25,091.96x = 34,627.67 × 13,761.93
  4. Step 4: Simplify right side
    25,091.96x = 476,543,570.60
  5. Step 5: Solve for x
    x = 476,543,570.60/25,091.96
  6. Step 6: Final answer
    x = 18,991.88

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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.