Home / 25,029.54-37,562.81-20,157.98

Finding the Fourth Proportional to 25,029.54, 37,562.81 and 20,157.98

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Solution

The fourth proportional to 25,029.54, 37,562.81 and 20,157.98 is: 30,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,029.54 : 37,562.81 = 20,157.98 : x
  2. Step 2: Convert to fraction form
    25,029.54/37,562.81 = 20,157.98/x
  3. Step 3: Cross multiply
    25,029.54x = 37,562.81 × 20,157.98
  4. Step 4: Simplify right side
    25,029.54x = 757,190,372.72
  5. Step 5: Solve for x
    x = 757,190,372.72/25,029.54
  6. Step 6: Final answer
    x = 30,251.87

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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.