Home / 30,171.44-45,224.30-25,775.58

Finding the Fourth Proportional to 30,171.44, 45,224.30 and 25,775.58

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Solution

The fourth proportional to 30,171.44, 45,224.30 and 25,775.58 is: 38,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,171.44 : 45,224.30 = 25,775.58 : x
  2. Step 2: Convert to fraction form
    30,171.44/45,224.30 = 25,775.58/x
  3. Step 3: Cross multiply
    30,171.44x = 45,224.30 × 25,775.58
  4. Step 4: Simplify right side
    30,171.44x = 1,165,682,562.59
  5. Step 5: Solve for x
    x = 1,165,682,562.59/30,171.44
  6. Step 6: Final answer
    x = 38,635.30

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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.