Home / 25,610.16-35,358.16-19,630.56

Finding the Fourth Proportional to 25,610.16, 35,358.16 and 19,630.56

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Solution

The fourth proportional to 25,610.16, 35,358.16 and 19,630.56 is: 27,102.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610.16 : 35,358.16 = 19,630.56 : x
  2. Step 2: Convert to fraction form
    25,610.16/35,358.16 = 19,630.56/x
  3. Step 3: Cross multiply
    25,610.16x = 35,358.16 × 19,630.56
  4. Step 4: Simplify right side
    25,610.16x = 694,100,481.37
  5. Step 5: Solve for x
    x = 694,100,481.37/25,610.16
  6. Step 6: Final answer
    x = 27,102.54

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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.