Home / 25,493.90-38,169.96-19,235.02

Finding the Fourth Proportional to 25,493.90, 38,169.96 and 19,235.02

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Solution

The fourth proportional to 25,493.90, 38,169.96 and 19,235.02 is: 28,799.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,493.90 : 38,169.96 = 19,235.02 : x
  2. Step 2: Convert to fraction form
    25,493.90/38,169.96 = 19,235.02/x
  3. Step 3: Cross multiply
    25,493.90x = 38,169.96 × 19,235.02
  4. Step 4: Simplify right side
    25,493.90x = 734,199,944.00
  5. Step 5: Solve for x
    x = 734,199,944.00/25,493.90
  6. Step 6: Final answer
    x = 28,799.04

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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.