Home / 25,676.96-38,527.56-17,791.60

Finding the Fourth Proportional to 25,676.96, 38,527.56 and 17,791.60

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Solution

The fourth proportional to 25,676.96, 38,527.56 and 17,791.60 is: 26,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676.96 : 38,527.56 = 17,791.60 : x
  2. Step 2: Convert to fraction form
    25,676.96/38,527.56 = 17,791.60/x
  3. Step 3: Cross multiply
    25,676.96x = 38,527.56 × 17,791.60
  4. Step 4: Simplify right side
    25,676.96x = 685,466,936.50
  5. Step 5: Solve for x
    x = 685,466,936.50/25,676.96
  6. Step 6: Final answer
    x = 26,695.80

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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.