Home / 30,149.28-41,619.60-26,100

Finding the Fourth Proportional to 30,149.28, 41,619.60 and 26,100

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Solution

The fourth proportional to 30,149.28, 41,619.60 and 26,100 is: 36,029.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,149.28 : 41,619.60 = 26,100 : x
  2. Step 2: Convert to fraction form
    30,149.28/41,619.60 = 26,100/x
  3. Step 3: Cross multiply
    30,149.28x = 41,619.60 × 26,100
  4. Step 4: Simplify right side
    30,149.28x = 1,086,271,560
  5. Step 5: Solve for x
    x = 1,086,271,560/30,149.28
  6. Step 6: Final answer
    x = 36,029.77

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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.